232122146788891 has 2 divisors, whose sum is σ = 232122146788892. Its totient is φ = 232122146788890.

The previous prime is 232122146788879. The next prime is 232122146788913. The reversal of 232122146788891 is 198887641221232.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232122146788891 is a prime.

It is not a weakly prime, because it can be changed into another prime (232122146788691) 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 as a sum of consecutive naturals, namely, 116061073394445 + 116061073394446.

It is an arithmetic number, because the mean of its divisors is an integer number (116061073394446).

Almost surely, 2^{232122146788891} is an apocalyptic number.

232122146788891 is a deficient number, since it is larger than the sum of its proper divisors (1).

232122146788891 is an equidigital number, since it uses as much as digits as its factorization.

232122146788891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37158912, while the sum is 64.

The spelling of 232122146788891 in words is "two hundred thirty-two trillion, one hundred twenty-two billion, one hundred forty-six million, seven hundred eighty-eight thousand, eight hundred ninety-one".