23110201121213 has 2 divisors, whose sum is σ = 23110201121214. Its totient is φ = 23110201121212.

The previous prime is 23110201121179. The next prime is 23110201121261. The reversal of 23110201121213 is 31212110201132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14100340421764 + 9009860699449 = 3755042^2 + 3001643^2 .

It is a cyclic number.

It is not a de Polignac number, because 23110201121213 - 2⁸ = 23110201120957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23110201120213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11555100560606 + 11555100560607.

It is an arithmetic number, because the mean of its divisors is an integer number (11555100560607).

Almost surely, 2^{23110201121213} is an apocalyptic number.

It is an amenable number.

23110201121213 is a deficient number, since it is larger than the sum of its proper divisors (1).

23110201121213 is an equidigital number, since it uses as much as digits as its factorization.

23110201121213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 23110201121213 its reverse (31212110201132), we get a palindrome (54322311322345).

The spelling of 23110201121213 in words is "twenty-three trillion, one hundred ten billion, two hundred one million, one hundred twenty-one thousand, two hundred thirteen".