23211475133121 has 36 divisors (see below), whose sum is σ = 36869006197296. Its totient is φ = 14061353826960.

The previous prime is 23211475133059. The next prime is 23211475133123. The reversal of 23211475133121 is 12133157411232.

23211475133121 is a `hidden beast` number, since 2 + 3 + 2 + 1 + 14 + 7 + 513 + 3 + 121 = 666.

It is not a de Polignac number, because 23211475133121 - 2⁶ = 23211475133057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23211475133123) 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 35 ways as a sum of consecutive naturals, for example, 2232271 + ... + 7169796.

It is an arithmetic number, because the mean of its divisors is an integer number (1024139061036).

Almost surely, 2^{23211475133121} is an apocalyptic number.

It is an amenable number.

23211475133121 is a deficient number, since it is larger than the sum of its proper divisors (13657531064175).

23211475133121 is a wasteful number, since it uses less digits than its factorization.

23211475133121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9404362 (or 9404348 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The spelling of 23211475133121 in words is "twenty-three trillion, two hundred eleven billion, four hundred seventy-five million, one hundred thirty-three thousand, one hundred twenty-one".