12322232055 has 32 divisors (see below), whose sum is σ = 25035648000. Its totient is φ = 5633019936.

The previous prime is 12322232011. The next prime is 12322232057. The reversal of 12322232055 is 55023222321.

12322232055 is a `hidden beast` number, since 1 + 232 + 223 + 205 + 5 = 666.

It is not a de Polignac number, because 12322232055 - 2⁷ = 12322231927 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12322232057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6518755 + ... + 6520644.

It is an arithmetic number, because the mean of its divisors is an integer number (782364000).

Almost surely, 2^12322232055 is an apocalyptic number.

12322232055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12322232055 is an abundant number, since it is smaller than the sum of its proper divisors (12713415945).

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

12322232055 is a wasteful number, since it uses less digits than its factorization.

12322232055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13039420 (or 13039414 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 12322232055 its reverse (55023222321), we get a palindrome (67345454376).

The spelling of 12322232055 in words is "twelve billion, three hundred twenty-two million, two hundred thirty-two thousand, fifty-five".