22212100002210 has 64 divisors (see below), whose sum is σ = 55850010292224. Its totient is φ = 5646600273600.

The previous prime is 22212100002203. The next prime is 22212100002271. The reversal of 22212100002210 is 1220000121222.

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 22212100002210.

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, 178176336 + ... + 178300955.

It is an arithmetic number, because the mean of its divisors is an integer number (872656410816).

Almost surely, 2^{22212100002210} is an apocalyptic number.

22212100002210 is an abundant number, since it is smaller than the sum of its proper divisors (33637910290014).

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

22212100002210 is a wasteful number, since it uses less digits than its factorization.

22212100002210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356477399.

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

Adding to 22212100002210 its reverse (1220000121222), we get a palindrome (23432100123432).

The spelling of 22212100002210 in words is "twenty-two trillion, two hundred twelve billion, one hundred million, two thousand, two hundred ten".