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10313213213231 = 31332684297201
BaseRepresentation
bin1001011000010011101101…
…1010001111101000101111
31100111221012120011001121022
42112010323122033220233
52322432430040310411
633533454051124355
72113051015623335
oct226047332175057
940457176131538
1010313213213231
113316899aa2a55
1211a692a2a36bb
1359a6bb58b3a6
1427923b05bb55
1512d40c61cedb
hex9613b68fa2f

10313213213231 has 4 divisors (see below), whose sum is σ = 10645897510464. Its totient is φ = 9980528916000.

The previous prime is 10313213213197. The next prime is 10313213213279. The reversal of 10313213213231 is 13231231231301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10313213213231 - 230 = 10312139471407 is a prime.

It is a super-2 number, since 2×103132132132312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10313213213231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10313213213291) 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, 166342148570 + ... + 166342148631.

It is an arithmetic number, because the mean of its divisors is an integer number (2661474377616).

Almost surely, 210313213213231 is an apocalyptic number.

10313213213231 is a deficient number, since it is larger than the sum of its proper divisors (332684297233).

10313213213231 is an equidigital number, since it uses as much as digits as its factorization.

10313213213231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332684297232.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 10313213213231 its reverse (13231231231301), we get a palindrome (23544444444532).

The spelling of 10313213213231 in words is "ten trillion, three hundred thirteen billion, two hundred thirteen million, two hundred thirteen thousand, two hundred thirty-one".

Divisors: 1 31 332684297201 10313213213231