102021022000 has 40 divisors (see below), whose sum is σ = 246686836032. Its totient is φ = 40808408000.

The previous prime is 102021021967. The next prime is 102021022027. The reversal of 102021022000 is 220120201.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 25503256 + ... + 25507255.

Almost surely, 2^102021022000 is an apocalyptic number.

102021022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102021022000 is an abundant number, since it is smaller than the sum of its proper divisors (144665814032).

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

102021022000 is an equidigital number, since it uses as much as digits as its factorization.

102021022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51010534 (or 51010518 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 102021022000 its reverse (220120201), we get a palindrome (102241142201).

The spelling of 102021022000 in words is "one hundred two billion, twenty-one million, twenty-two thousand".