102002222021000 has 128 divisors (see below), whose sum is σ = 278586981504000. Its totient is φ = 34228101139200.

The previous prime is 102002222020999. The next prime is 102002222021059. The reversal of 102002222021000 is 120222200201.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154689575 + ... + 155347574.

It is an arithmetic number, because the mean of its divisors is an integer number (2176460793000).

Almost surely, 2^{102002222021000} is an apocalyptic number.

102002222021000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102002222021000 is an abundant number, since it is smaller than the sum of its proper divisors (176584759483000).

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

102002222021000 is a wasteful number, since it uses less digits than its factorization.

102002222021000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310037224 (or 310037210 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 102002222021000 its reverse (120222200201), we get a palindrome (102122444221201).

The spelling of 102002222021000 in words is "one hundred two trillion, two billion, two hundred twenty-two million, twenty-one thousand".