222211100020210 has 64 divisors (see below), whose sum is σ = 467791452969984. Its totient is φ = 74408392497600.

The previous prime is 222211100020159. The next prime is 222211100020223. The reversal of 222211100020210 is 12020001112222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31375645 + ... + 37800175.

It is an arithmetic number, because the mean of its divisors is an integer number (7309241452656).

Almost surely, 2^{222211100020210} is an apocalyptic number.

222211100020210 is an abundant number, since it is smaller than the sum of its proper divisors (245580352949774).

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

222211100020210 is a wasteful number, since it uses less digits than its factorization.

222211100020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6436079.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222211100020210 its reverse (12020001112222), we get a palindrome (234231101132432).

The spelling of 222211100020210 in words is "two hundred twenty-two trillion, two hundred eleven billion, one hundred million, twenty thousand, two hundred ten".