23133104431121 has 2 divisors, whose sum is σ = 23133104431122. Its totient is φ = 23133104431120.

The previous prime is 23133104431103. The next prime is 23133104431187. The reversal of 23133104431121 is 12113440133132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14444104291600 + 8689000139521 = 3800540^2 + 2947711^2 .

It is a cyclic number.

It is not a de Polignac number, because 23133104431121 - 2²² = 23133100236817 is a prime.

It is not a weakly prime, because it can be changed into another prime (23133104481121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11566552215560 + 11566552215561.

It is an arithmetic number, because the mean of its divisors is an integer number (11566552215561).

Almost surely, 2^{23133104431121} is an apocalyptic number.

It is an amenable number.

23133104431121 is a deficient number, since it is larger than the sum of its proper divisors (1).

23133104431121 is an equidigital number, since it uses as much as digits as its factorization.

23133104431121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 23133104431121 its reverse (12113440133132), we get a palindrome (35246544564253).

The spelling of 23133104431121 in words is "twenty-three trillion, one hundred thirty-three billion, one hundred four million, four hundred thirty-one thousand, one hundred twenty-one".