1113103155131 has 16 divisors (see below), whose sum is σ = 1225522999008. Its totient is φ = 1002597388800.

The previous prime is 1113103155107. The next prime is 1113103155139. The reversal of 1113103155131 is 1315513013111.

It is a cyclic number.

It is not a de Polignac number, because 1113103155131 - 2²⁶ = 1113036046267 is a prime.

It is a super-2 number, since 2×1113103155131² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1113103155131.

It is not an unprimeable number, because it can be changed into a prime (1113103155139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 543440 + ... + 1587933.

It is an arithmetic number, because the mean of its divisors is an integer number (76595187438).

Almost surely, 2^{1113103155131} is an apocalyptic number.

1113103155131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1113103155131 is a deficient number, since it is larger than the sum of its proper divisors (112419843877).

1113103155131 is a wasteful number, since it uses less digits than its factorization.

1113103155131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2131822.

The product of its (nonzero) digits is 675, while the sum is 26.

Adding to 1113103155131 its reverse (1315513013111), we get a palindrome (2428616168242).

The spelling of 1113103155131 in words is "one trillion, one hundred thirteen billion, one hundred three million, one hundred fifty-five thousand, one hundred thirty-one".