1012113123323 has 4 divisors (see below), whose sum is σ = 1026368237808. Its totient is φ = 997858008840.

The previous prime is 1012113123311. The next prime is 1012113123353. The reversal of 1012113123323 is 3233213112101.

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 1012113123323 - 2²⁰ = 1012112074747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012113123353) 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, 7127557136 + ... + 7127557277.

It is an arithmetic number, because the mean of its divisors is an integer number (256592059452).

Almost surely, 2^{1012113123323} is an apocalyptic number.

1012113123323 is a deficient number, since it is larger than the sum of its proper divisors (14255114485).

1012113123323 is an equidigital number, since it uses as much as digits as its factorization.

1012113123323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14255114484.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1012113123323 its reverse (3233213112101), we get a palindrome (4245326235424).

The spelling of 1012113123323 in words is "one trillion, twelve billion, one hundred thirteen million, one hundred twenty-three thousand, three hundred twenty-three".