1121232110313 has 16 divisors (see below), whose sum is σ = 1754721038720. Its totient is φ = 623387736576.

The previous prime is 1121232110303. The next prime is 1121232110329. The reversal of 1121232110313 is 3130112321211.

It is not a de Polignac number, because 1121232110313 - 2⁹ = 1121232109801 is a prime.

It is a super-2 number, since 2×1121232110313² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1121232110313.

It is not an unprimeable number, because it can be changed into a prime (1121232110303) 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, 721512808 + ... + 721514361.

It is an arithmetic number, because the mean of its divisors is an integer number (109670064920).

Almost surely, 2^{1121232110313} is an apocalyptic number.

It is an amenable number.

1121232110313 is a deficient number, since it is larger than the sum of its proper divisors (633488928407).

1121232110313 is a wasteful number, since it uses less digits than its factorization.

1121232110313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443027216.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1121232110313 its reverse (3130112321211), we get a palindrome (4251344431524).

The spelling of 1121232110313 in words is "one trillion, one hundred twenty-one billion, two hundred thirty-two million, one hundred ten thousand, three hundred thirteen".