23211200113 has 2 divisors, whose sum is σ = 23211200114. Its totient is φ = 23211200112.

The previous prime is 23211200057. The next prime is 23211200137. The reversal of 23211200113 is 31100211232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22894110864 + 317089249 = 151308^2 + 17807^2 .

It is a cyclic number.

It is not a de Polignac number, because 23211200113 - 2²⁹ = 22674329201 is a prime.

It is not a weakly prime, because it can be changed into another prime (23211200143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11605600056 + 11605600057.

It is an arithmetic number, because the mean of its divisors is an integer number (11605600057).

Almost surely, 2^23211200113 is an apocalyptic number.

It is an amenable number.

23211200113 is a deficient number, since it is larger than the sum of its proper divisors (1).

23211200113 is an equidigital number, since it uses as much as digits as its factorization.

23211200113 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 23211200113 its reverse (31100211232), we get a palindrome (54311411345).

The spelling of 23211200113 in words is "twenty-three billion, two hundred eleven million, two hundred thousand, one hundred thirteen".