23234420911973 has 2 divisors, whose sum is σ = 23234420911974. Its totient is φ = 23234420911972.

The previous prime is 23234420911967. The next prime is 23234420911979. The reversal of 23234420911973 is 37911902443232.

It is a balanced prime because it is at equal distance from previous prime (23234420911967) and next prime (23234420911979).

It can be written as a sum of positive squares in only one way, i.e., 23011276158049 + 223144753924 = 4797007^2 + 472382^2 .

It is a cyclic number.

It is not a de Polignac number, because 23234420911973 - 2²⁴ = 23234404134757 is a prime.

It is a super-2 number, since 2×23234420911973² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23234420911979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11617210455986 + 11617210455987.

It is an arithmetic number, because the mean of its divisors is an integer number (11617210455987).

Almost surely, 2^{23234420911973} is an apocalyptic number.

It is an amenable number.

23234420911973 is a deficient number, since it is larger than the sum of its proper divisors (1).

23234420911973 is an equidigital number, since it uses as much as digits as its factorization.

23234420911973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1959552, while the sum is 50.

The spelling of 23234420911973 in words is "twenty-three trillion, two hundred thirty-four billion, four hundred twenty million, nine hundred eleven thousand, nine hundred seventy-three".