222012202000 has 40 divisors (see below), whose sum is σ = 536825509272. Its totient is φ = 88804880000.

The previous prime is 222012201979. The next prime is 222012202043. The reversal of 222012202000 is 202210222.

It can be written as a sum of positive squares in 4 ways, for example, as 498896896 + 221513305104 = 22336^2 + 470652^2 .

It is a tau number, because it is divible by the number of its divisors (40).

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, 55501051 + ... + 55505050.

Almost surely, 2^222012202000 is an apocalyptic number.

222012202000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222012202000 is an abundant number, since it is smaller than the sum of its proper divisors (314813307272).

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

222012202000 is a wasteful number, since it uses less digits than its factorization.

222012202000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111006124 (or 111006108 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 222012202000 its reverse (202210222), we get a palindrome (222214412222).

The spelling of 222012202000 in words is "two hundred twenty-two billion, twelve million, two hundred two thousand".