23133133213011 has 8 divisors (see below), whose sum is σ = 34271308463760. Its totient is φ = 15422088808656.

The previous prime is 23133133212991. The next prime is 23133133213027. The reversal of 23133133213011 is 11031233133132.

23133133213011 is a `hidden beast` number, since 2 + 3 + 1 + 3 + 31 + 3 + 321 + 301 + 1 = 666.

It is not a de Polignac number, because 23133133213011 - 2⁷ = 23133133212883 is a prime.

It is a super-2 number, since 2×23133133213011² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 856782711593 = 23133133213011 / (2 + 3 + 1 + 3 + 3 + 1 + 3 + 3 + 2 + 1 + 3 + 0 + 1 + 1).

It is not an unprimeable number, because it can be changed into a prime (23133133913011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428391355770 + ... + 428391355823.

It is an arithmetic number, because the mean of its divisors is an integer number (4283913557970).

Almost surely, 2^{23133133213011} is an apocalyptic number.

23133133213011 is a deficient number, since it is larger than the sum of its proper divisors (11138175250749).

23133133213011 is an equidigital number, since it uses as much as digits as its factorization.

23133133213011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856782711602 (or 856782711596 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

Adding to 23133133213011 its reverse (11031233133132), we get a palindrome (34164366346143).

The spelling of 23133133213011 in words is "twenty-three trillion, one hundred thirty-three billion, one hundred thirty-three million, two hundred thirteen thousand, eleven".