102021002000992 has 24 divisors (see below), whose sum is σ = 200855323503576. Its totient is φ = 51010126190592.

The previous prime is 102021002000987. The next prime is 102021002000999. The reversal of 102021002000992 is 299000200120201.

It is a self number, because there is not a number n which added to its sum of digits gives 102021002000992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102021002000999) 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, 7263658 + ... + 16025065.

It is an arithmetic number, because the mean of its divisors is an integer number (8368971812649).

Almost surely, 2^{102021002000992} is an apocalyptic number.

It is an amenable number.

102021002000992 is a deficient number, since it is larger than the sum of its proper divisors (98834321502584).

102021002000992 is a wasteful number, since it uses less digits than its factorization.

102021002000992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23425630 (or 23425622 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 102021002000992 in words is "one hundred two trillion, twenty-one billion, two million, nine hundred ninety-two", and thus it is an aban number.