23311200001 has 2 divisors, whose sum is σ = 23311200002. Its totient is φ = 23311200000.

The previous prime is 23311199993. The next prime is 23311200019. The reversal of 23311200001 is 10000211332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19299877776 + 4011322225 = 138924^2 + 63335^2 .

It is a cyclic number.

It is not a de Polignac number, because 23311200001 - 2³ = 23311199993 is a prime.

It is not a weakly prime, because it can be changed into another prime (23311200401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11655600000 + 11655600001.

It is an arithmetic number, because the mean of its divisors is an integer number (11655600001).

Almost surely, 2^23311200001 is an apocalyptic number.

It is an amenable number.

23311200001 is a deficient number, since it is larger than the sum of its proper divisors (1).

23311200001 is an equidigital number, since it uses as much as digits as its factorization.

23311200001 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 13.

Adding to 23311200001 its reverse (10000211332), we get a palindrome (33311411333).

The spelling of 23311200001 in words is "twenty-three billion, three hundred eleven million, two hundred thousand, one".