23044431401 has 2 divisors, whose sum is σ = 23044431402. Its totient is φ = 23044431400.

The previous prime is 23044431359. The next prime is 23044431419. The reversal of 23044431401 is 10413444032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17721999376 + 5322432025 = 133124^2 + 72955^2 .

It is a cyclic number.

It is not a de Polignac number, because 23044431401 - 2¹⁸ = 23044169257 is a prime.

It is not a weakly prime, because it can be changed into another prime (23044431461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11522215700 + 11522215701.

It is an arithmetic number, because the mean of its divisors is an integer number (11522215701).

Almost surely, 2^23044431401 is an apocalyptic number.

It is an amenable number.

23044431401 is a deficient number, since it is larger than the sum of its proper divisors (1).

23044431401 is an equidigital number, since it uses as much as digits as its factorization.

23044431401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 23044431401 its reverse (10413444032), we get a palindrome (33457875433).

The spelling of 23044431401 in words is "twenty-three billion, forty-four million, four hundred thirty-one thousand, four hundred one".