23113211220311 has 8 divisors (see below), whose sum is σ = 25168651057200. Its totient is φ = 21141666887040.

The previous prime is 23113211220251. The next prime is 23113211220317. The reversal of 23113211220311 is 11302211231132.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23113211220311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23113211220317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20973875330 + ... + 20973876431.

It is an arithmetic number, because the mean of its divisors is an integer number (3146081382150).

Almost surely, 2^{23113211220311} is an apocalyptic number.

23113211220311 is a deficient number, since it is larger than the sum of its proper divisors (2055439836889).

23113211220311 is a wasteful number, since it uses less digits than its factorization.

23113211220311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41947751809.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 23113211220311 its reverse (11302211231132), we get a palindrome (34415422451443).

The spelling of 23113211220311 in words is "twenty-three trillion, one hundred thirteen billion, two hundred eleven million, two hundred twenty thousand, three hundred eleven".