22130131122 has 64 divisors (see below), whose sum is σ = 55981393920. Its totient is φ = 6414526800.

The previous prime is 22130131081. The next prime is 22130131139. The reversal of 22130131122 is 22113103122.

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

It is a junction number, because it is equal to n+sod(n) for n = 22130131095 and 22130131104.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 796254 + ... + 823577.

It is an arithmetic number, because the mean of its divisors is an integer number (874709280).

Almost surely, 2^22130131122 is an apocalyptic number.

22130131122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22130131122 is an abundant number, since it is smaller than the sum of its proper divisors (33851262798).

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

22130131122 is a wasteful number, since it uses less digits than its factorization.

22130131122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619876 (or 1619870 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 22130131122 its reverse (22113103122), we get a palindrome (44243234244).

The spelling of 22130131122 in words is "twenty-two billion, one hundred thirty million, one hundred thirty-one thousand, one hundred twenty-two".