22540212102120 has 32 divisors (see below), whose sum is σ = 67620636306720. Its totient is φ = 6010723227200.

The previous prime is 22540212102097. The next prime is 22540212102139. The reversal of 22540212102120 is 2120121204522.

It is a happy number.

It is a super-2 number, since 2×22540212102120² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93917550306 + ... + 93917550545.

It is an arithmetic number, because the mean of its divisors is an integer number (2113144884585).

Almost surely, 2^{22540212102120} is an apocalyptic number.

22540212102120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22540212102120 is an abundant number, since it is smaller than the sum of its proper divisors (45080424204600).

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

22540212102120 is a wasteful number, since it uses less digits than its factorization.

22540212102120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187835100865 (or 187835100861 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 22540212102120 its reverse (2120121204522), we get a palindrome (24660333306642).

The spelling of 22540212102120 in words is "twenty-two trillion, five hundred forty billion, two hundred twelve million, one hundred two thousand, one hundred twenty".