22501110442120 has 32 divisors (see below), whose sum is σ = 50628273333120. Its totient is φ = 9000306427840.

The previous prime is 22501110442093. The next prime is 22501110442121. The reversal of 22501110442120 is 2124401110522.

It is a super-2 number, since 2×22501110442120² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22501110442121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1638016 + ... + 6905455.

It is an arithmetic number, because the mean of its divisors is an integer number (1582133541660).

Almost surely, 2^{22501110442120} is an apocalyptic number.

22501110442120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22501110442120 is an abundant number, since it is smaller than the sum of its proper divisors (28127162891000).

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

22501110442120 is a wasteful number, since it uses less digits than its factorization.

22501110442120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8609325 (or 8609321 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 22501110442120 its reverse (2124401110522), we get a palindrome (24625511552642).

The spelling of 22501110442120 in words is "twenty-two trillion, five hundred one billion, one hundred ten million, four hundred forty-two thousand, one hundred twenty".