202220022210 has 16 divisors (see below), whose sum is σ = 485328053376. Its totient is φ = 53925339248.

The previous prime is 202220022187. The next prime is 202220022233. The reversal of 202220022210 is 12220022202.

It is an interprime number because it is at equal distance from previous prime (202220022187) and next prime (202220022233).

It is a super-2 number, since 2×202220022210² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 202220022210.

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, 3370333674 + ... + 3370333733.

It is an arithmetic number, because the mean of its divisors is an integer number (30333003336).

Almost surely, 2^202220022210 is an apocalyptic number.

202220022210 is an abundant number, since it is smaller than the sum of its proper divisors (283108031166).

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

202220022210 is a wasteful number, since it uses less digits than its factorization.

202220022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6740667417.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 202220022210 its reverse (12220022202), we get a palindrome (214440044412).

The spelling of 202220022210 in words is "two hundred two billion, two hundred twenty million, twenty-two thousand, two hundred ten".