23331203011 has 4 divisors (see below), whose sum is σ = 23428013224. Its totient is φ = 23234392800.

The previous prime is 23331202997. The next prime is 23331203023. The reversal of 23331203011 is 11030213332.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23331203011 - 2²⁵ = 23297648579 is a prime.

It is a super-2 number, since 2×23331203011² (a number of 22 digits) contains 22 as substring.

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 23331203011.

It is not an unprimeable number, because it can be changed into a prime (23331203081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48404745 + ... + 48405226.

It is an arithmetic number, because the mean of its divisors is an integer number (5857003306).

Almost surely, 2^23331203011 is an apocalyptic number.

23331203011 is a deficient number, since it is larger than the sum of its proper divisors (96810213).

23331203011 is an equidigital number, since it uses as much as digits as its factorization.

23331203011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96810212.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 23331203011 its reverse (11030213332), we get a palindrome (34361416343).

The spelling of 23331203011 in words is "twenty-three billion, three hundred thirty-one million, two hundred three thousand, eleven".