22111021100202 has 32 divisors (see below), whose sum is σ = 44232089810688. Its totient is φ = 7368665988096.

The previous prime is 22111021100191. The next prime is 22111021100209. The reversal of 22111021100202 is 20200112011122.

It is not an unprimeable number, because it can be changed into a prime (22111021100209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 637132783 + ... + 637167485.

It is an arithmetic number, because the mean of its divisors is an integer number (1382252806584).

Almost surely, 2^{22111021100202} is an apocalyptic number.

22111021100202 is an abundant number, since it is smaller than the sum of its proper divisors (22121068710486).

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

22111021100202 is a wasteful number, since it uses less digits than its factorization.

22111021100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55774.

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

Adding to 22111021100202 its reverse (20200112011122), we get a palindrome (42311133111324).

The spelling of 22111021100202 in words is "twenty-two trillion, one hundred eleven billion, twenty-one million, one hundred thousand, two hundred two".