102302312013 has 48 divisors (see below), whose sum is σ = 166693985920. Its totient is φ = 61962563520.

The previous prime is 102302311973. The next prime is 102302312033. The reversal of 102302312013 is 310213203201.

102302312013 is a `hidden beast` number, since 1 + 0 + 230 + 231 + 201 + 3 = 666.

It is not a de Polignac number, because 102302312013 - 2²² = 102298117709 is a prime.

It is a super-2 number, since 2×102302312013² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102302312033) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5718120 + ... + 5735982.

Almost surely, 2^102302312013 is an apocalyptic number.

It is an amenable number.

102302312013 is a deficient number, since it is larger than the sum of its proper divisors (64391673907).

102302312013 is a wasteful number, since it uses less digits than its factorization.

102302312013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19647 (or 19630 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 102302312013 its reverse (310213203201), we get a palindrome (412515515214).

The spelling of 102302312013 in words is "one hundred two billion, three hundred two million, three hundred twelve thousand, thirteen".