111333012201 has 12 divisors (see below), whose sum is σ = 160857757060. Its totient is φ = 74201974560.

The previous prime is 111333012139. The next prime is 111333012209. The reversal of 111333012201 is 102210333111.

111333012201 is a `hidden beast` number, since 1 + 113 + 330 + 1 + 220 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 62038355625 + 49294656576 = 249075^2 + 222024^2 .

It is not a de Polignac number, because 111333012201 - 2⁷ = 111333012073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111333012209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1634230 + ... + 1700991.

Almost surely, 2^111333012201 is an apocalyptic number.

It is an amenable number.

111333012201 is a deficient number, since it is larger than the sum of its proper divisors (49524744859).

111333012201 is a wasteful number, since it uses less digits than its factorization.

111333012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3338936 (or 3338933 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 111333012201 its reverse (102210333111), we get a palindrome (213543345312).

The spelling of 111333012201 in words is "one hundred eleven billion, three hundred thirty-three million, twelve thousand, two hundred one".