1113331001331 has 16 divisors (see below), whose sum is σ = 1525987690400. Its totient is φ = 721485024768.

The previous prime is 1113331001309. The next prime is 1113331001357. The reversal of 1113331001331 is 1331001333111.

It is not a de Polignac number, because 1113331001331 - 2⁷ = 1113331001203 is a prime.

It is a super-2 number, since 2×1113331001331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1113331001298 and 1113331001307.

It is not an unprimeable number, because it can be changed into a prime (1113331001371) 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, 4572646 + ... + 4809963.

It is an arithmetic number, because the mean of its divisors is an integer number (95374230650).

Almost surely, 2^{1113331001331} is an apocalyptic number.

1113331001331 is a deficient number, since it is larger than the sum of its proper divisors (412656689069).

1113331001331 is a wasteful number, since it uses less digits than its factorization.

1113331001331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9383718.

The product of its (nonzero) digits is 243, while the sum is 21.

Adding to 1113331001331 its reverse (1331001333111), we get a palindrome (2444332334442).

The spelling of 1113331001331 in words is "one trillion, one hundred thirteen billion, three hundred thirty-one million, one thousand, three hundred thirty-one".