111002220201 has 16 divisors (see below), whose sum is σ = 156298576896. Its totient is φ = 69931201296.

The previous prime is 111002220181. The next prime is 111002220209. The reversal of 111002220201 is 102022200111.

It is not a de Polignac number, because 111002220201 - 2⁵ = 111002220169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111002220209) 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, 9685405 + ... + 9696858.

It is an arithmetic number, because the mean of its divisors is an integer number (9768661056).

Almost surely, 2^111002220201 is an apocalyptic number.

It is an amenable number.

111002220201 is a deficient number, since it is larger than the sum of its proper divisors (45296356695).

111002220201 is a wasteful number, since it uses less digits than its factorization.

111002220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19382372.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 111002220201 its reverse (102022200111), we get a palindrome (213024420312).

The spelling of 111002220201 in words is "one hundred eleven billion, two million, two hundred twenty thousand, two hundred one".