23115440101201 has 4 divisors (see below), whose sum is σ = 26417645829952. Its totient is φ = 19813234372452.

The previous prime is 23115440101199. The next prime is 23115440101211. The reversal of 23115440101201 is 10210104451132.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23115440101201 - 2¹ = 23115440101199 is a prime.

It is a super-2 number, since 2×23115440101201² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23115440101211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1651102864365 + ... + 1651102864378.

It is an arithmetic number, because the mean of its divisors is an integer number (6604411457488).

Almost surely, 2^{23115440101201} is an apocalyptic number.

It is an amenable number.

23115440101201 is a deficient number, since it is larger than the sum of its proper divisors (3302205728751).

23115440101201 is an equidigital number, since it uses as much as digits as its factorization.

23115440101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3302205728750.

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 23115440101201 its reverse (10210104451132), we get a palindrome (33325544552333).

The spelling of 23115440101201 in words is "twenty-three trillion, one hundred fifteen billion, four hundred forty million, one hundred one thousand, two hundred one".