1111321042331 has 8 divisors (see below), whose sum is σ = 1112811366720. Its totient is φ = 1109831503752.

The previous prime is 1111321042283. The next prime is 1111321042333. The reversal of 1111321042331 is 1332401231111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1111321042331 - 2³⁸ = 836443135387 is a prime.

It is a super-2 number, since 2×1111321042331² (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 = 1111321042297 and 1111321042306.

It is not an unprimeable number, because it can be changed into a prime (1111321042333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2661716 + ... + 3050798.

It is an arithmetic number, because the mean of its divisors is an integer number (139101420840).

Almost surely, 2^{1111321042331} is an apocalyptic number.

1111321042331 is a deficient number, since it is larger than the sum of its proper divisors (1490324389).

1111321042331 is a wasteful number, since it uses less digits than its factorization.

1111321042331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392905.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 1111321042331 its reverse (1332401231111), we get a palindrome (2443722273442).

The spelling of 1111321042331 in words is "one trillion, one hundred eleven billion, three hundred twenty-one million, forty-two thousand, three hundred thirty-one".