111203013001003 has 64 divisors (see below), whose sum is σ = 144943240320000. Its totient is φ = 82778334912000.

The previous prime is 111203013000943. The next prime is 111203013001013. The reversal of 111203013001003 is 300100310302111.

It is not a de Polignac number, because 111203013001003 - 2²⁹ = 111202476130091 is a prime.

It is a super-2 number, since 2×111203013001003² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111203013001013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 328883673 + ... + 329221621.

It is an arithmetic number, because the mean of its divisors is an integer number (2264738130000).

Almost surely, 2^{111203013001003} is an apocalyptic number.

111203013001003 is a deficient number, since it is larger than the sum of its proper divisors (33740227318997).

111203013001003 is a wasteful number, since it uses less digits than its factorization.

111203013001003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339556.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 111203013001003 its reverse (300100310302111), we get a palindrome (411303323303114).

The spelling of 111203013001003 in words is "one hundred eleven trillion, two hundred three billion, thirteen million, one thousand, three".