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1030223223012 = 223235689365609
BaseRepresentation
bin11101111110111100001…
…01101101100011100100
310122111012000202020021010
432333132011231203210
5113334344121114022
62105140015022220
7134300614623564
oct16773605554344
93574160666233
101030223223012
11367a08173755
121477b780a970
13761c3989359
1437c1239ada4
151bbe9c8550c
hexefde16d8e4

1030223223012 has 48 divisors (see below), whose sum is σ = 2508451908480. Its totient is φ = 328466189568.

The previous prime is 1030223223011. The next prime is 1030223223013. The reversal of 1030223223012 is 2103223220301.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1030223223011) and next prime (1030223223013).

It is a super-2 number, since 2×10302232230122 (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1030223223012.

It is not an unprimeable number, because it can be changed into a prime (1030223223011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15669664 + ... + 15735272.

It is an arithmetic number, because the mean of its divisors is an integer number (52259414760).

Almost surely, 21030223223012 is an apocalyptic number.

1030223223012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1030223223012 is an abundant number, since it is smaller than the sum of its proper divisors (1478228685468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1030223223012 is a wasteful number, since it uses less digits than its factorization.

1030223223012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122532 (or 122530 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1030223223012 its reverse (2103223220301), we get a palindrome (3133446443313).

The spelling of 1030223223012 in words is "one trillion, thirty billion, two hundred twenty-three million, two hundred twenty-three thousand, twelve".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 56893 65609 113786 131218 170679 196827 227572 262436 341358 393654 682716 787308 1308539 1509007 2617078 3018014 3925617 4527021 5234156 6036028 7851234 9054042 15702468 18108084 3732692837 7465385674 11198078511 14930771348 22396157022 44792314044 85851935251 171703870502 257555805753 343407741004 515111611506 1030223223012