22111102121130 has 128 divisors (see below), whose sum is σ = 64611652976640. Its totient is φ = 5336229948480.

The previous prime is 22111102121039. The next prime is 22111102121131. The reversal of 22111102121130 is 3112120111122.

It is a happy number.

22111102121130 is a `hidden beast` number, since 2 + 211 + 110 + 212 + 1 + 130 = 666.

It is a super-2 number, since 2×22111102121130² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (22111102121131) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16030102 + ... + 17354721.

It is an arithmetic number, because the mean of its divisors is an integer number (504778538880).

Almost surely, 2^{22111102121130} is an apocalyptic number.

22111102121130 is an abundant number, since it is smaller than the sum of its proper divisors (42500550855510).

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

22111102121130 is a wasteful number, since it uses less digits than its factorization.

22111102121130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33385073 (or 33385067 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 22111102121130 its reverse (3112120111122), we get a palindrome (25223222232252).

The spelling of 22111102121130 in words is "twenty-two trillion, one hundred eleven billion, one hundred two million, one hundred twenty-one thousand, one hundred thirty".