23312231122987 has 2 divisors, whose sum is σ = 23312231122988. Its totient is φ = 23312231122986.

The previous prime is 23312231122937. The next prime is 23312231123063. The reversal of 23312231122987 is 78922113221332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23312231122987 - 2¹⁵ = 23312231090219 is a prime.

It is not a weakly prime, because it can be changed into another prime (23312231122927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11656115561493 + 11656115561494.

It is an arithmetic number, because the mean of its divisors is an integer number (11656115561494).

Almost surely, 2^{23312231122987} is an apocalyptic number.

23312231122987 is a deficient number, since it is larger than the sum of its proper divisors (1).

23312231122987 is an equidigital number, since it uses as much as digits as its factorization.

23312231122987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 46.

The spelling of 23312231122987 in words is "twenty-three trillion, three hundred twelve billion, two hundred thirty-one million, one hundred twenty-two thousand, nine hundred eighty-seven".