22111021100022 has 32 divisors (see below), whose sum is σ = 45671080725504. Its totient is φ = 7129068540000.

The previous prime is 22111021100011. The next prime is 22111021100029. The reversal of 22111021100022 is 22000112011122.

It is a junction number, because it is equal to n+sod(n) for n = 22111021099974 and 22111021100010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22111021100029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28946229 + ... + 29700272.

It is an arithmetic number, because the mean of its divisors is an integer number (1427221272672).

Almost surely, 2^{22111021100022} is an apocalyptic number.

22111021100022 is an abundant number, since it is smaller than the sum of its proper divisors (23560059625482).

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

22111021100022 is a wasteful number, since it uses less digits than its factorization.

22111021100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58648564.

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

Adding to 22111021100022 its reverse (22000112011122), we get a palindrome (44111133111144).

The spelling of 22111021100022 in words is "twenty-two trillion, one hundred eleven billion, twenty-one million, one hundred thousand, twenty-two".