23303312213031 has 24 divisors (see below), whose sum is σ = 33815795594880. Its totient is φ = 15463821716496.

The previous prime is 23303312212991. The next prime is 23303312213039. The reversal of 23303312213031 is 13031221330332.

23303312213031 is a `hidden beast` number, since 2 + 3 + 3 + 0 + 331 + 2 + 21 + 303 + 1 = 666.

It is not a de Polignac number, because 23303312213031 - 2⁷ = 23303312212903 is a prime.

It is a super-2 number, since 2×23303312213031² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23303312212986 and 23303312213004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23303312213039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8441550 + ... + 10856628.

It is an arithmetic number, because the mean of its divisors is an integer number (1408991483120).

Almost surely, 2^{23303312213031} is an apocalyptic number.

23303312213031 is a deficient number, since it is larger than the sum of its proper divisors (10512483381849).

23303312213031 is a wasteful number, since it uses less digits than its factorization.

23303312213031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2420035 (or 2420032 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 23303312213031 its reverse (13031221330332), we get a palindrome (36334533543363).

The spelling of 23303312213031 in words is "twenty-three trillion, three hundred three billion, three hundred twelve million, two hundred thirteen thousand, thirty-one".