111403201 has 16 divisors (see below), whose sum is σ = 137741184. Its totient is φ = 87738624.

The previous prime is 111403199. The next prime is 111403211. The reversal of 111403201 is 102304111.

It is a cyclic number.

It is not a de Polignac number, because 111403201 - 2¹ = 111403199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (111403211) 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, 17961 + ... + 23353.

It is an arithmetic number, because the mean of its divisors is an integer number (8608824).

Almost surely, 2^111403201 is an apocalyptic number.

It is an amenable number.

111403201 is a deficient number, since it is larger than the sum of its proper divisors (26337983).

111403201 is a wasteful number, since it uses less digits than its factorization.

111403201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5640.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 111403201 is about 10554.7714802358. The cubic root of 111403201 is about 481.1707546810.

Adding to 111403201 its reverse (102304111), we get a palindrome (213707312).

It can be divided in two parts, 11140 and 3201, that added together give a palindrome (14341).

The spelling of 111403201 in words is "one hundred eleven million, four hundred three thousand, two hundred one".