102012231032312 has 16 divisors (see below), whose sum is σ = 191948809278840. Its totient is φ = 50825881891296.

The previous prime is 102012231032311. The next prime is 102012231032317. The reversal of 102012231032312 is 213230132210201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102012231032311) 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, 22529200703 + ... + 22529205230.

Almost surely, 2^{102012231032312} is an apocalyptic number.

It is an amenable number.

102012231032312 is a deficient number, since it is larger than the sum of its proper divisors (89936578246528).

102012231032312 is a wasteful number, since it uses less digits than its factorization.

102012231032312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45058406222 (or 45058406218 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 102012231032312 its reverse (213230132210201), we get a palindrome (315242363242513).

The spelling of 102012231032312 in words is "one hundred two trillion, twelve billion, two hundred thirty-one million, thirty-two thousand, three hundred twelve".