102022121004 has 24 divisors (see below), whose sum is σ = 250580648640. Its totient is φ = 32217511824.

The previous prime is 102022120943. The next prime is 102022121021. The reversal of 102022121004 is 400121220201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223732494 + ... + 223732949.

It is an arithmetic number, because the mean of its divisors is an integer number (10440860360).

Almost surely, 2^102022121004 is an apocalyptic number.

It is an amenable number.

102022121004 is an abundant number, since it is smaller than the sum of its proper divisors (148558527636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102022121004 is a wasteful number, since it uses less digits than its factorization.

102022121004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447465469 (or 447465467 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 102022121004 its reverse (400121220201), we get a palindrome (502143341205).

The spelling of 102022121004 in words is "one hundred two billion, twenty-two million, one hundred twenty-one thousand, four".