23031111941 has 2 divisors, whose sum is σ = 23031111942. Its totient is φ = 23031111940.

The previous prime is 23031111853. The next prime is 23031112021. The reversal of 23031111941 is 14911113032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12832131841 + 10198980100 = 113279^2 + 100990^2 .

It is a cyclic number.

It is not a de Polignac number, because 23031111941 - 2³⁰ = 21957370117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23031111941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23031111241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11515555970 + 11515555971.

It is an arithmetic number, because the mean of its divisors is an integer number (11515555971).

Almost surely, 2^23031111941 is an apocalyptic number.

It is an amenable number.

23031111941 is a deficient number, since it is larger than the sum of its proper divisors (1).

23031111941 is an equidigital number, since it uses as much as digits as its factorization.

23031111941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 26.

Adding to 23031111941 its reverse (14911113032), we get a palindrome (37942224973).

The spelling of 23031111941 in words is "twenty-three billion, thirty-one million, one hundred eleven thousand, nine hundred forty-one".