22142131143112 has 64 divisors (see below), whose sum is σ = 44797419223920. Its totient is φ = 10221087571968.

The previous prime is 22142131143091. The next prime is 22142131143217. The reversal of 22142131143112 is 21134113124122.

It can be written as a sum of positive squares in 8 ways, for example, as 10961039076516 + 11181092066596 = 3310746^2 + 3343814^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34402078 + ... + 35039794.

Almost surely, 2^{22142131143112} is an apocalyptic number.

It is an amenable number.

22142131143112 is an abundant number, since it is smaller than the sum of its proper divisors (22655288080808).

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

22142131143112 is a wasteful number, since it uses less digits than its factorization.

22142131143112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642610 (or 642606 counting only the distinct ones).

The product of its digits is 2304, while the sum is 28.

Adding to 22142131143112 its reverse (21134113124122), we get a palindrome (43276244267234).

The spelling of 22142131143112 in words is "twenty-two trillion, one hundred forty-two billion, one hundred thirty-one million, one hundred forty-three thousand, one hundred twelve".