1131013023356 has 24 divisors (see below), whose sum is σ = 2067736226304. Its totient is φ = 540670814640.

The previous prime is 1131013023323. The next prime is 1131013023383. The reversal of 1131013023356 is 6533203101311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54935930 + ... + 54956513.

It is an arithmetic number, because the mean of its divisors is an integer number (86155676096).

Almost surely, 2^{1131013023356} is an apocalyptic number.

It is an amenable number.

1131013023356 is a deficient number, since it is larger than the sum of its proper divisors (936723202948).

1131013023356 is a wasteful number, since it uses less digits than its factorization.

1131013023356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109892561 (or 109892559 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 29.

Adding to 1131013023356 its reverse (6533203101311), we get a palindrome (7664216124667).

The spelling of 1131013023356 in words is "one trillion, one hundred thirty-one billion, thirteen million, twenty-three thousand, three hundred fifty-six".