102002021202 has 64 divisors (see below), whose sum is σ = 211263085440. Its totient is φ = 32817792000.

The previous prime is 102002021183. The next prime is 102002021279. The reversal of 102002021202 is 202120200201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4164949 + ... + 4189367.

It is an arithmetic number, because the mean of its divisors is an integer number (3300985710).

Almost surely, 2^102002021202 is an apocalyptic number.

102002021202 is an abundant number, since it is smaller than the sum of its proper divisors (109261064238).

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

102002021202 is a wasteful number, since it uses less digits than its factorization.

102002021202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24699.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 102002021202 its reverse (202120200201), we get a palindrome (304122221403).

The spelling of 102002021202 in words is "one hundred two billion, two million, twenty-one thousand, two hundred two".