1030311311023 has 4 divisors (see below), whose sum is σ = 1031519179768. Its totient is φ = 1029103442280.

The previous prime is 1030311311017. The next prime is 1030311311027. The reversal of 1030311311023 is 3201131130301.

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 1030311311023 - 2¹³ = 1030311302831 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 (1030311311027) 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, 603933093 + ... + 603934798.

It is an arithmetic number, because the mean of its divisors is an integer number (257879794942).

Almost surely, 2^{1030311311023} is an apocalyptic number.

1030311311023 is a deficient number, since it is larger than the sum of its proper divisors (1207868745).

1030311311023 is an equidigital number, since it uses as much as digits as its factorization.

1030311311023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1207868744.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1030311311023 its reverse (3201131130301), we get a palindrome (4231442441324).

The spelling of 1030311311023 in words is "one trillion, thirty billion, three hundred eleven million, three hundred eleven thousand, twenty-three".