111102111020003 has 4 divisors (see below), whose sum is σ = 113685881043768. Its totient is φ = 108518340996240.

The previous prime is 111102111019993. The next prime is 111102111020009. The reversal of 111102111020003 is 300020111201111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111102111020003 - 2²⁴ = 111102094242787 is a prime.

It is a super-2 number, since 2×111102111020003² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111102111020003.

It is not an unprimeable number, because it can be changed into a prime (111102111020009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1291885011818 + ... + 1291885011903.

It is an arithmetic number, because the mean of its divisors is an integer number (28421470260942).

Almost surely, 2^{111102111020003} is an apocalyptic number.

111102111020003 is a deficient number, since it is larger than the sum of its proper divisors (2583770023765).

111102111020003 is an equidigital number, since it uses as much as digits as its factorization.

111102111020003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2583770023764.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 111102111020003 its reverse (300020111201111), we get a palindrome (411122222221114).

The spelling of 111102111020003 in words is "one hundred eleven trillion, one hundred two billion, one hundred eleven million, twenty thousand, three".