222100021102002 has 128 divisors (see below), whose sum is σ = 470658220572672. Its totient is φ = 69760515686400.

The previous prime is 222100021101949. The next prime is 222100021102049. The reversal of 222100021102002 is 200201120001222.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11945347618 + ... + 11945366210.

It is an arithmetic number, because the mean of its divisors is an integer number (3677017348224).

Almost surely, 2^{222100021102002} is an apocalyptic number.

222100021102002 is an abundant number, since it is smaller than the sum of its proper divisors (248558199470670).

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

222100021102002 is a wasteful number, since it uses less digits than its factorization.

222100021102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23256.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 222100021102002 its reverse (200201120001222), we get a palindrome (422301141103224).

The spelling of 222100021102002 in words is "two hundred twenty-two trillion, one hundred billion, twenty-one million, one hundred two thousand, two".