111320011203 has 16 divisors (see below), whose sum is σ = 149289234336. Its totient is φ = 73782616320.

The previous prime is 111320011177. The next prime is 111320011207. The reversal of 111320011203 is 302110023111.

It is a happy number.

It is not a de Polignac number, because 111320011203 - 2³⁰ = 110246269379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111320011207) 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, 747975 + ... + 884367.

It is an arithmetic number, because the mean of its divisors is an integer number (9330577146).

Almost surely, 2^111320011203 is an apocalyptic number.

111320011203 is a deficient number, since it is larger than the sum of its proper divisors (37969223133).

111320011203 is a wasteful number, since it uses less digits than its factorization.

111320011203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137974.

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

Adding to 111320011203 its reverse (302110023111), we get a palindrome (413430034314).

The spelling of 111320011203 in words is "one hundred eleven billion, three hundred twenty million, eleven thousand, two hundred three".