23011102321 has 2 divisors, whose sum is σ = 23011102322. Its totient is φ = 23011102320.

The previous prime is 23011102241. The next prime is 23011102333. The reversal of 23011102321 is 12320111032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16858425600 + 6152676721 = 129840^2 + 78439^2 .

It is a cyclic number.

It is not a de Polignac number, because 23011102321 - 2⁹ = 23011101809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23011102295 and 23011102304.

It is not a weakly prime, because it can be changed into another prime (23011102391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11505551160 + 11505551161.

It is an arithmetic number, because the mean of its divisors is an integer number (11505551161).

Almost surely, 2^23011102321 is an apocalyptic number.

It is an amenable number.

23011102321 is a deficient number, since it is larger than the sum of its proper divisors (1).

23011102321 is an equidigital number, since it uses as much as digits as its factorization.

23011102321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 23011102321 its reverse (12320111032), we get a palindrome (35331213353).

The spelling of 23011102321 in words is "twenty-three billion, eleven million, one hundred two thousand, three hundred twenty-one".