102021011212112 has 20 divisors (see below), whose sum is σ = 197682366346176. Its totient is φ = 51006206993760.

The previous prime is 102021011212093. The next prime is 102021011212129. The reversal of 102021011212112 is 211212110120201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268467464 + ... + 268847207.

Almost surely, 2^{102021011212112} is an apocalyptic number.

It is an amenable number.

102021011212112 is a deficient number, since it is larger than the sum of its proper divisors (95661355134064).

102021011212112 is a wasteful number, since it uses less digits than its factorization.

102021011212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537326546 (or 537326540 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 102021011212112 its reverse (211212110120201), we get a palindrome (313233121332313).

The spelling of 102021011212112 in words is "one hundred two trillion, twenty-one billion, eleven million, two hundred twelve thousand, one hundred twelve".