111130131112203 has 16 divisors (see below), whose sum is σ = 169341729267456. Its totient is φ = 63502715652960.

The previous prime is 111130131112177. The next prime is 111130131112277. The reversal of 111130131112203 is 302211131031111.

It is not a de Polignac number, because 111130131112203 - 2⁵ = 111130131112171 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 111130131112203.

It is not an unprimeable number, because it can be changed into a prime (111130131110203) 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, 2602113 + ... + 15133778.

It is an arithmetic number, because the mean of its divisors is an integer number (10583858079216).

Almost surely, 2^{111130131112203} is an apocalyptic number.

111130131112203 is a deficient number, since it is larger than the sum of its proper divisors (58211598155253).

111130131112203 is a wasteful number, since it uses less digits than its factorization.

111130131112203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18034274.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 111130131112203 its reverse (302211131031111), we get a palindrome (413341262143314).

The spelling of 111130131112203 in words is "one hundred eleven trillion, one hundred thirty billion, one hundred thirty-one million, one hundred twelve thousand, two hundred three".