11031542041131 has 20 divisors (see below), whose sum is σ = 17346544342600. Its totient is φ = 6967289709216.

The previous prime is 11031542041127. The next prime is 11031542041133. The reversal of 11031542041131 is 13114024513011.

11031542041131 is a `hidden beast` number, since 1 + 1 + 0 + 3 + 1 + 542 + 0 + 4 + 113 + 1 = 666.

It is not a de Polignac number, because 11031542041131 - 2² = 11031542041127 is a prime.

It is a super-2 number, since 2×11031542041131² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11031542041095 and 11031542041104.

It is not an unprimeable number, because it can be changed into a prime (11031542041133) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3583995226 + ... + 3583998303.

It is an arithmetic number, because the mean of its divisors is an integer number (867327217130).

Almost surely, 2^{11031542041131} is an apocalyptic number.

11031542041131 is a deficient number, since it is larger than the sum of its proper divisors (6315002301469).

11031542041131 is an equidigital number, since it uses as much as digits as its factorization.

11031542041131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7167993560 (or 7167993551 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 11031542041131 its reverse (13114024513011), we get a palindrome (24145566554142).

The spelling of 11031542041131 in words is "eleven trillion, thirty-one billion, five hundred forty-two million, forty-one thousand, one hundred thirty-one".