11320201131031 has 16 divisors (see below), whose sum is σ = 12611656632960. Its totient is φ = 10088858142720.

The previous prime is 11320201130993. The next prime is 11320201131053. The reversal of 11320201131031 is 13013110202311.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11320201131031 is a prime.

It is a super-2 number, since 2×11320201131031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320201131131) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 17120466 + ... + 17769376.

It is an arithmetic number, because the mean of its divisors is an integer number (788228539560).

Almost surely, 2^{11320201131031} is an apocalyptic number.

11320201131031 is a deficient number, since it is larger than the sum of its proper divisors (1291455501929).

11320201131031 is a wasteful number, since it uses less digits than its factorization.

11320201131031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695226.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 11320201131031 its reverse (13013110202311), we get a palindrome (24333311333342).

The spelling of 11320201131031 in words is "eleven trillion, three hundred twenty billion, two hundred one million, one hundred thirty-one thousand, thirty-one".