1131033120311 has 16 divisors (see below), whose sum is σ = 1186779686400. Its totient is φ = 1075845463968.

The previous prime is 1131033120271. The next prime is 1131033120431. The reversal of 1131033120311 is 1130213301311.

It is a cyclic number.

It is not a de Polignac number, because 1131033120311 - 2²² = 1131028926007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131033125311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4291040 + ... + 4546986.

It is an arithmetic number, because the mean of its divisors is an integer number (74173730400).

Almost surely, 2^{1131033120311} is an apocalyptic number.

1131033120311 is a deficient number, since it is larger than the sum of its proper divisors (55746566089).

1131033120311 is a wasteful number, since it uses less digits than its factorization.

1131033120311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257038.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 1131033120311 its reverse (1130213301311), we get a palindrome (2261246421622).

The spelling of 1131033120311 in words is "one trillion, one hundred thirty-one billion, thirty-three million, one hundred twenty thousand, three hundred eleven".