23311020101 has 2 divisors, whose sum is σ = 23311020102. Its totient is φ = 23311020100.

The previous prime is 23311020013. The next prime is 23311020137. The reversal of 23311020101 is 10102011332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22725864001 + 585156100 = 150751^2 + 24190^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23311020101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23311020151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11655510050 + 11655510051.

It is an arithmetic number, because the mean of its divisors is an integer number (11655510051).

Almost surely, 2^23311020101 is an apocalyptic number.

It is an amenable number.

23311020101 is a deficient number, since it is larger than the sum of its proper divisors (1).

23311020101 is an equidigital number, since it uses as much as digits as its factorization.

23311020101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 23311020101 its reverse (10102011332), we get a palindrome (33413031433).

The spelling of 23311020101 in words is "twenty-three billion, three hundred eleven million, twenty thousand, one hundred one".