22132132222312 has 32 divisors (see below), whose sum is σ = 47799430686720. Its totient is φ = 9410512910400.

The previous prime is 22132132222273. The next prime is 22132132222331. The reversal of 22132132222312 is 21322223123122.

It is a super-2 number, since 2×22132132222312² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 1555963939 + ... + 1555978162.

It is an arithmetic number, because the mean of its divisors is an integer number (1493732208960).

Almost surely, 2^{22132132222312} is an apocalyptic number.

It is an amenable number.

22132132222312 is an abundant number, since it is smaller than the sum of its proper divisors (25667298464408).

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

22132132222312 is a wasteful number, since it uses less digits than its factorization.

22132132222312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111942241 (or 3111942237 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

Adding to 22132132222312 its reverse (21322223123122), we get a palindrome (43454355345434).

The spelling of 22132132222312 in words is "twenty-two trillion, one hundred thirty-two billion, one hundred thirty-two million, two hundred twenty-two thousand, three hundred twelve".