111311220003 has 16 divisors (see below), whose sum is σ = 154974071040. Its totient is φ = 70932353184.

The previous prime is 111311220001. The next prime is 111311220067. The reversal of 111311220003 is 300022113111.

It is a happy number.

It is not a de Polignac number, because 111311220003 - 2¹ = 111311220001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111311220001) 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, 452176 + ... + 653517.

It is an arithmetic number, because the mean of its divisors is an integer number (9685879440).

Almost surely, 2^111311220003 is an apocalyptic number.

111311220003 is a deficient number, since it is larger than the sum of its proper divisors (43662851037).

111311220003 is a wasteful number, since it uses less digits than its factorization.

111311220003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107178.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 111311220003 its reverse (300022113111), we get a palindrome (411333333114).

The spelling of 111311220003 in words is "one hundred eleven billion, three hundred eleven million, two hundred twenty thousand, three".