1233115031023 has 4 divisors (see below), whose sum is σ = 1286728728048. Its totient is φ = 1179501334000.

The previous prime is 1233115031011. The next prime is 1233115031051. The reversal of 1233115031023 is 3201305113321.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1233115031023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233115631023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26806848478 + ... + 26806848523.

It is an arithmetic number, because the mean of its divisors is an integer number (321682182012).

Almost surely, 2^{1233115031023} is an apocalyptic number.

1233115031023 is a deficient number, since it is larger than the sum of its proper divisors (53613697025).

1233115031023 is an equidigital number, since it uses as much as digits as its factorization.

1233115031023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53613697024.

The product of its (nonzero) digits is 1620, while the sum is 25.

The spelling of 1233115031023 in words is "one trillion, two hundred thirty-three billion, one hundred fifteen million, thirty-one thousand, twenty-three".