23331203331403 has 12 divisors (see below), whose sum is σ = 26529353464320. Its totient is φ = 20478799159280.

The previous prime is 23331203331367. The next prime is 23331203331427. The reversal of 23331203331403 is 30413330213332.

It is a de Polignac number, because none of the positive numbers 2^k-23331203331403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23331203331503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3324476875 + ... + 3324483892.

It is an arithmetic number, because the mean of its divisors is an integer number (2210779455360).

Almost surely, 2^{23331203331403} is an apocalyptic number.

23331203331403 is a deficient number, since it is larger than the sum of its proper divisors (3198150132917).

23331203331403 is a wasteful number, since it uses less digits than its factorization.

23331203331403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6648960818 (or 6648960807 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 31.

Adding to 23331203331403 its reverse (30413330213332), we get a palindrome (53744533544735).

The spelling of 23331203331403 in words is "twenty-three trillion, three hundred thirty-one billion, two hundred three million, three hundred thirty-one thousand, four hundred three".