102021221000202 has 48 divisors (see below), whose sum is σ = 245540165974560. Its totient is φ = 28143785101152.

The previous prime is 102021221000189. The next prime is 102021221000219. The reversal of 102021221000202 is 202000122120201.

102021221000202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5982938988 + ... + 5982956039.

It is an arithmetic number, because the mean of its divisors is an integer number (5115420124470).

Almost surely, 2^{102021221000202} is an apocalyptic number.

102021221000202 is an abundant number, since it is smaller than the sum of its proper divisors (143518944974358).

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

102021221000202 is a wasteful number, since it uses less digits than its factorization.

102021221000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11965895075 (or 11965895068 counting only the distinct ones).

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

Adding to 102021221000202 its reverse (202000122120201), we get a palindrome (304021343120403).

The spelling of 102021221000202 in words is "one hundred two trillion, twenty-one billion, two hundred twenty-one million, two hundred two", and thus it is an aban number.