1130321221023 has 16 divisors (see below), whose sum is σ = 1561556672640. Its totient is φ = 726798587424.

The previous prime is 1130321221019. The next prime is 1130321221147. The reversal of 1130321221023 is 3201221230311.

It is not a de Polignac number, because 1130321221023 - 2² = 1130321221019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130321220023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60235861 + ... + 60254622.

It is an arithmetic number, because the mean of its divisors is an integer number (97597292040).

Almost surely, 2^{1130321221023} is an apocalyptic number.

1130321221023 is a deficient number, since it is larger than the sum of its proper divisors (431235451617).

1130321221023 is a wasteful number, since it uses less digits than its factorization.

1130321221023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120490598.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1130321221023 its reverse (3201221230311), we get a palindrome (4331542451334).

The spelling of 1130321221023 in words is "one trillion, one hundred thirty billion, three hundred twenty-one million, two hundred twenty-one thousand, twenty-three".