202012122220202 has 64 divisors (see below), whose sum is σ = 367783724517120. Its totient is φ = 81288677965824.

The previous prime is 202012122220157. The next prime is 202012122220219. The reversal of 202012122220202 is 202022221210202.

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, 464870258 + ... + 465304610.

It is an arithmetic number, because the mean of its divisors is an integer number (5746620695580).

Almost surely, 2^{202012122220202} is an apocalyptic number.

202012122220202 is a deficient number, since it is larger than the sum of its proper divisors (165771602296918).

202012122220202 is a wasteful number, since it uses less digits than its factorization.

202012122220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449967.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 202012122220202 its reverse (202022221210202), we get a palindrome (404034343430404).

The spelling of 202012122220202 in words is "two hundred two trillion, twelve billion, one hundred twenty-two million, two hundred twenty thousand, two hundred two".