222320021202 has 24 divisors (see below), whose sum is σ = 510028284636. Its totient is φ = 69747457536.

The previous prime is 222320021179. The next prime is 222320021213. The reversal of 222320021202 is 202120023222.

222320021202 is a `hidden beast` number, since 222 + 320 + 0 + 2 + 120 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 219858769881 + 2461251321 = 468891^2 + 49611^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 363267703 + ... + 363268314.

Almost surely, 2^222320021202 is an apocalyptic number.

222320021202 is an abundant number, since it is smaller than the sum of its proper divisors (287708263434).

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

222320021202 is a wasteful number, since it uses less digits than its factorization.

222320021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726536042 (or 726536039 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 222320021202 its reverse (202120023222), we get a palindrome (424440044424).

The spelling of 222320021202 in words is "two hundred twenty-two billion, three hundred twenty million, twenty-one thousand, two hundred two".