220000100021002 has 16 divisors (see below), whose sum is σ = 377149718909952. Its totient is φ = 94284084576240.

The previous prime is 220000100020997. The next prime is 220000100021027. The reversal of 220000100021002 is 200120001000022.

220000100021002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 220000100021002.

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, 138563749 + ... + 140142472.

It is an arithmetic number, because the mean of its divisors is an integer number (23571857431872).

Almost surely, 2^{220000100021002} is an apocalyptic number.

220000100021002 is a deficient number, since it is larger than the sum of its proper divisors (157149618888950).

220000100021002 is a wasteful number, since it uses less digits than its factorization.

220000100021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278762613.

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

Adding to 220000100021002 its reverse (200120001000022), we get a palindrome (420120101021024).

The spelling of 220000100021002 in words is "two hundred twenty trillion, one hundred million, twenty-one thousand, two".