23111324323031 has 4 divisors (see below), whose sum is σ = 26412942083472. Its totient is φ = 19809706562592.

The previous prime is 23111324323019. The next prime is 23111324323051. The reversal of 23111324323031 is 13032342311132.

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 23111324323031 - 2³⁸ = 22836446416087 is a prime.

It is a super-2 number, since 2×23111324323031² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23111324322985 and 23111324323003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23111324323051) 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, 1650808880210 + ... + 1650808880223.

It is an arithmetic number, because the mean of its divisors is an integer number (6603235520868).

Almost surely, 2^{23111324323031} is an apocalyptic number.

23111324323031 is a deficient number, since it is larger than the sum of its proper divisors (3301617760441).

23111324323031 is an equidigital number, since it uses as much as digits as its factorization.

23111324323031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3301617760440.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 23111324323031 its reverse (13032342311132), we get a palindrome (36143666634163).

The spelling of 23111324323031 in words is "twenty-three trillion, one hundred eleven billion, three hundred twenty-four million, three hundred twenty-three thousand, thirty-one".