22111200210210 has 32 divisors (see below), whose sum is σ = 54778715361792. Its totient is φ = 5706116183040.

The previous prime is 22111200210193. The next prime is 22111200210251. The reversal of 22111200210210 is 1201200211122.

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 22111200210210.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11887741119 + ... + 11887742978.

It is an arithmetic number, because the mean of its divisors is an integer number (1711834855056).

Almost surely, 2^{22111200210210} is an apocalyptic number.

22111200210210 is an abundant number, since it is smaller than the sum of its proper divisors (32667515151582).

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

22111200210210 is a wasteful number, since it uses less digits than its factorization.

22111200210210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23775484138.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22111200210210 its reverse (1201200211122), we get a palindrome (23312400421332).

The spelling of 22111200210210 in words is "twenty-two trillion, one hundred eleven billion, two hundred million, two hundred ten thousand, two hundred ten".