102013113212 has 12 divisors (see below), whose sum is σ = 178526535600. Its totient is φ = 51005531616.

The previous prime is 102013113133. The next prime is 102013113217. The reversal of 102013113212 is 212311310201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102013113217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4928 + ... + 451719.

It is an arithmetic number, because the mean of its divisors is an integer number (14877211300).

Almost surely, 2^102013113212 is an apocalyptic number.

It is an amenable number.

102013113212 is a deficient number, since it is larger than the sum of its proper divisors (76513422388).

102013113212 is a wasteful number, since it uses less digits than its factorization.

102013113212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512500 (or 512498 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 102013113212 its reverse (212311310201), we get a palindrome (314324423413).

The spelling of 102013113212 in words is "one hundred two billion, thirteen million, one hundred thirteen thousand, two hundred twelve".