23303303020011 has 16 divisors (see below), whose sum is σ = 35664859692800. Its totient is φ = 13258023923808.

The previous prime is 23303303020007. The next prime is 23303303020033. The reversal of 23303303020011 is 11002030330332.

It is not a de Polignac number, because 23303303020011 - 2² = 23303303020007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23303303020011.

It is not an unprimeable number, because it can be changed into a prime (23303303020051) 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, 2422879681 + ... + 2422889298.

It is an arithmetic number, because the mean of its divisors is an integer number (2229053730800).

Almost surely, 2^{23303303020011} is an apocalyptic number.

23303303020011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

23303303020011 is a deficient number, since it is larger than the sum of its proper divisors (12361556672789).

23303303020011 is a wasteful number, since it uses less digits than its factorization.

23303303020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4845769218.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 23303303020011 its reverse (11002030330332), we get a palindrome (34305333350343).

The spelling of 23303303020011 in words is "twenty-three trillion, three hundred three billion, three hundred three million, twenty thousand, eleven".