202020122012210 has 16 divisors (see below), whose sum is σ = 363636381537216. Its totient is φ = 80808012823728.

The previous prime is 202020122012209. The next prime is 202020122012281. The reversal of 202020122012210 is 12210221020202.

It is a happy number.

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, 41008757 + ... + 45670103.

It is an arithmetic number, because the mean of its divisors is an integer number (22727273846076).

Almost surely, 2^{202020122012210} is an apocalyptic number.

202020122012210 is a deficient number, since it is larger than the sum of its proper divisors (161616259525006).

202020122012210 is a wasteful number, since it uses less digits than its factorization.

202020122012210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8995297.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202020122012210 its reverse (12210221020202), we get a palindrome (214230343032412).

The spelling of 202020122012210 in words is "two hundred two trillion, twenty billion, one hundred twenty-two million, twelve thousand, two hundred ten".