20021002012202 has 8 divisors (see below), whose sum is σ = 30034486211616. Its totient is φ = 10009506608332.

The previous prime is 20021002012183. The next prime is 20021002012229. The reversal of 20021002012202 is 20221020012002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497173718 + ... + 497213985.

It is an arithmetic number, because the mean of its divisors is an integer number (3754310776452).

Almost surely, 2^{20021002012202} is an apocalyptic number.

20021002012202 is a deficient number, since it is larger than the sum of its proper divisors (10013484199414).

20021002012202 is a wasteful number, since it uses less digits than its factorization.

20021002012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994397772.

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

Adding to 20021002012202 its reverse (20221020012002), we get a palindrome (40242022024204).

The spelling of 20021002012202 in words is "twenty trillion, twenty-one billion, two million, twelve thousand, two hundred two".