1113311242131 has 64 divisors (see below), whose sum is σ = 1639946649600. Its totient is φ = 666218044800.

The previous prime is 1113311242067. The next prime is 1113311242333. The reversal of 1113311242131 is 1312421133111.

It is not a de Polignac number, because 1113311242131 - 2⁶ = 1113311242067 is a prime.

It is a super-2 number, since 2×1113311242131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1113311142131) 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 63 ways as a sum of consecutive naturals, for example, 1326949810 + ... + 1326950648.

It is an arithmetic number, because the mean of its divisors is an integer number (25624166400).

Almost surely, 2^{1113311242131} is an apocalyptic number.

1113311242131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1113311242131 is a deficient number, since it is larger than the sum of its proper divisors (526635407469).

1113311242131 is a wasteful number, since it uses less digits than its factorization.

1113311242131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120.

The product of its digits is 432, while the sum is 24.

Adding to 1113311242131 its reverse (1312421133111), we get a palindrome (2425732375242).

The spelling of 1113311242131 in words is "one trillion, one hundred thirteen billion, three hundred eleven million, two hundred forty-two thousand, one hundred thirty-one".