22543214231151 has 8 divisors (see below), whose sum is σ = 33397354416560. Its totient is φ = 15028809487416.

The previous prime is 22543214231113. The next prime is 22543214231159. The reversal of 22543214231151 is 15113241234522.

22543214231151 is a `hidden beast` number, since 2 + 2 + 5 + 432 + 1 + 42 + 31 + 151 = 666.

It is not a de Polignac number, because 22543214231151 - 2²⁵ = 22543180676719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22543214231159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417466930180 + ... + 417466930233.

It is an arithmetic number, because the mean of its divisors is an integer number (4174669302070).

Almost surely, 2^{22543214231151} is an apocalyptic number.

22543214231151 is a deficient number, since it is larger than the sum of its proper divisors (10854140185409).

22543214231151 is an equidigital number, since it uses as much as digits as its factorization.

22543214231151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834933860422 (or 834933860416 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

Adding to 22543214231151 its reverse (15113241234522), we get a palindrome (37656455465673).

The spelling of 22543214231151 in words is "twenty-two trillion, five hundred forty-three billion, two hundred fourteen million, two hundred thirty-one thousand, one hundred fifty-one".