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12300220113031 = 1929141613157637
BaseRepresentation
bin1011001011111101111001…
…0000000010000010000111
31121112220000111012000212001
42302333132100002002013
53103011322322104111
642054350525010131
72406442630611664
oct262773620020207
947486014160761
1012300220113031
113a125486512a4
121467a469b3947
136b2ba0cc8496
1430749605aa6b
15164e54aad1c1
hexb2fde402087

12300220113031 has 16 divisors (see below), whose sum is σ = 13394248639200. Its totient is φ = 11250867212928.

The previous prime is 12300220112989. The next prime is 12300220113043. The reversal of 12300220113031 is 13031102200321.

It is a cyclic number.

It is not a de Polignac number, because 12300220113031 - 243 = 3504127090823 is a prime.

It is a super-2 number, since 2×123002201130312 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12300220113061) 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, 77949945 + ... + 78107581.

It is an arithmetic number, because the mean of its divisors is an integer number (837140539950).

Almost surely, 212300220113031 is an apocalyptic number.

12300220113031 is a deficient number, since it is larger than the sum of its proper divisors (1094028526169).

12300220113031 is a wasteful number, since it uses less digits than its factorization.

12300220113031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299298.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12300220113031 its reverse (13031102200321), we get a palindrome (25331322313352).

The spelling of 12300220113031 in words is "twelve trillion, three hundred billion, two hundred twenty million, one hundred thirteen thousand, thirty-one".

Divisors: 1 19 29 551 141613 157637 2690647 2995103 4106777 4571473 78028763 86857987 22323448481 424145521139 647380005949 12300220113031