23133313011 has 16 divisors (see below), whose sum is σ = 31170982304. Its totient is φ = 15259014144.

The previous prime is 23133312997. The next prime is 23133313031. The reversal of 23133313011 is 11031333132.

It is not a de Polignac number, because 23133313011 - 2¹⁰ = 23133311987 is a prime.

It is a super-2 number, since 2×23133313011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23133313031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1329081 + ... + 1346373.

It is an arithmetic number, because the mean of its divisors is an integer number (1948186394).

Almost surely, 2^23133313011 is an apocalyptic number.

23133313011 is a deficient number, since it is larger than the sum of its proper divisors (8037669293).

23133313011 is a wasteful number, since it uses less digits than its factorization.

23133313011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21990.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 23133313011 its reverse (11031333132), we get a palindrome (34164646143).

The spelling of 23133313011 in words is "twenty-three billion, one hundred thirty-three million, three hundred thirteen thousand, eleven".