Search a number
-
+
12131223103302 = 232021870517217
BaseRepresentation
bin1011000010001000010100…
…1111100110011101000110
31120221201210210111102201120
42300202011033212131012
53042224221103301202
641445001300334410
72361311006000502
oct260420517463506
946851723442646
1012131223103302
1139579061aa606
12143b1420a4406
1369cc7aab7684
142dd2236ad302
151608633350bc
hexb08853e6746

12131223103302 has 8 divisors (see below), whose sum is σ = 24262446206616. Its totient is φ = 4043741034432.

The previous prime is 12131223103301. The next prime is 12131223103303. The reversal of 12131223103302 is 20330132213121.

It is an interprime number because it is at equal distance from previous prime (12131223103301) and next prime (12131223103303).

It is a sphenic number, since it is the product of 3 distinct primes.

12131223103302 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12131223103301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1010935258603 + ... + 1010935258614.

It is an arithmetic number, because the mean of its divisors is an integer number (3032805775827).

Almost surely, 212131223103302 is an apocalyptic number.

12131223103302 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12131223103302 is a wasteful number, since it uses less digits than its factorization.

12131223103302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021870517222.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 12131223103302 its reverse (20330132213121), we get a palindrome (32461355316423).

The spelling of 12131223103302 in words is "twelve trillion, one hundred thirty-one billion, two hundred twenty-three million, one hundred three thousand, three hundred two".

Divisors: 1 2 3 6 2021870517217 4043741034434 6065611551651 12131223103302