20333023231123 has 2 divisors, whose sum is σ = 20333023231124. Its totient is φ = 20333023231122.

The previous prime is 20333023231117. The next prime is 20333023231159. The reversal of 20333023231123 is 32113232033302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20333023231123 - 2²⁵ = 20332989676691 is a prime.

It is a super-2 number, since 2×20333023231123² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20333023231091 and 20333023231100.

It is not a weakly prime, because it can be changed into another prime (20333023235123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166511615561 + 10166511615562.

It is an arithmetic number, because the mean of its divisors is an integer number (10166511615562).

Almost surely, 2^{20333023231123} is an apocalyptic number.

20333023231123 is a deficient number, since it is larger than the sum of its proper divisors (1).

20333023231123 is an equidigital number, since it uses as much as digits as its factorization.

20333023231123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 20333023231123 its reverse (32113232033302), we get a palindrome (52446255264425).

The spelling of 20333023231123 in words is "twenty trillion, three hundred thirty-three billion, twenty-three million, two hundred thirty-one thousand, one hundred twenty-three".