23133302121 has 32 divisors (see below), whose sum is σ = 32166441216. Its totient is φ = 14775552000.

The previous prime is 23133302113. The next prime is 23133302141. The reversal of 23133302121 is 12120333132.

It is not a de Polignac number, because 23133302121 - 2³ = 23133302113 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23133302141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5452561 + ... + 5456801.

It is an arithmetic number, because the mean of its divisors is an integer number (1005201288).

Almost surely, 2^23133302121 is an apocalyptic number.

It is an amenable number.

23133302121 is a deficient number, since it is larger than the sum of its proper divisors (9033139095).

23133302121 is a wasteful number, since it uses less digits than its factorization.

23133302121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5073.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 23133302121 its reverse (12120333132), we get a palindrome (35253635253).

The spelling of 23133302121 in words is "twenty-three billion, one hundred thirty-three million, three hundred two thousand, one hundred twenty-one".