20110200122222 has 64 divisors (see below), whose sum is σ = 36966875904000. Its totient is φ = 8008506035712.

The previous prime is 20110200122197. The next prime is 20110200122249. The reversal of 20110200122222 is 22222100201102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 20110200122222.

It is a congruent 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, 560638904 + ... + 560674772.

It is an arithmetic number, because the mean of its divisors is an integer number (577607436000).

Almost surely, 2^{20110200122222} is an apocalyptic number.

20110200122222 is a deficient number, since it is larger than the sum of its proper divisors (16856675781778).

20110200122222 is a wasteful number, since it uses less digits than its factorization.

20110200122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65793.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20110200122222 its reverse (22222100201102), we get a palindrome (42332300323324).

The spelling of 20110200122222 in words is "twenty trillion, one hundred ten billion, two hundred million, one hundred twenty-two thousand, two hundred twenty-two".