1111321111302 has 24 divisors (see below), whose sum is σ = 2408121153360. Its totient is φ = 370400563440.

The previous prime is 1111321111297. The next prime is 1111321111331. The reversal of 1111321111302 is 2031111231111.

It is a super-2 number, since 2×1111321111302² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3144849 + ... + 3480332.

It is an arithmetic number, because the mean of its divisors is an integer number (100338381390).

Almost surely, 2^{1111321111302} is an apocalyptic number.

1111321111302 is an abundant number, since it is smaller than the sum of its proper divisors (1296800042058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1111321111302 is a wasteful number, since it uses less digits than its factorization.

1111321111302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6634508 (or 6634505 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 1111321111302 its reverse (2031111231111), we get a palindrome (3142432342413).

The spelling of 1111321111302 in words is "one trillion, one hundred eleven billion, three hundred twenty-one million, one hundred eleven thousand, three hundred two".