22131112252030 has 16 divisors (see below), whose sum is σ = 39836446801200. Its totient is φ = 8852346068032.

The previous prime is 22131112251979. The next prime is 22131112252111. The reversal of 22131112252030 is 3025221113122.

It is a super-2 number, since 2×22131112252030² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22131112251986 and 22131112252004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11410180 + ... + 13208119.

It is an arithmetic number, because the mean of its divisors is an integer number (2489777925075).

Almost surely, 2^{22131112252030} is an apocalyptic number.

22131112252030 is a deficient number, since it is larger than the sum of its proper divisors (17705334549170).

22131112252030 is a wasteful number, since it uses less digits than its factorization.

22131112252030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24708203.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 22131112252030 its reverse (3025221113122), we get a palindrome (25156333365152).

The spelling of 22131112252030 in words is "twenty-two trillion, one hundred thirty-one billion, one hundred twelve million, two hundred fifty-two thousand, thirty".