23011201121 has 8 divisors (see below), whose sum is σ = 23636038944. Its totient is φ = 22394639520.

The previous prime is 23011201111. The next prime is 23011201127. The reversal of 23011201121 is 12110211032.

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

It is a cyclic number.

It is not a de Polignac number, because 23011201121 - 2¹⁰ = 23011200097 is a prime.

It is a super-2 number, since 2×23011201121² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23011201096 and 23011201105.

It is not an unprimeable number, because it can be changed into a prime (23011201127) 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, 2063420 + ... + 2074541.

It is an arithmetic number, because the mean of its divisors is an integer number (2954504868).

Almost surely, 2^23011201121 is an apocalyptic number.

It is an amenable number.

23011201121 is a deficient number, since it is larger than the sum of its proper divisors (624837823).

23011201121 is an equidigital number, since it uses as much as digits as its factorization.

23011201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4138111.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 23011201121 its reverse (12110211032), we get a palindrome (35121412153).

The spelling of 23011201121 in words is "twenty-three billion, eleven million, two hundred one thousand, one hundred twenty-one".