111112011201 has 8 divisors (see below), whose sum is σ = 148151194720. Its totient is φ = 74073750912.

The previous prime is 111112011187. The next prime is 111112011221. The reversal of 111112011201 is 102110211111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111112011201 - 2¹¹ = 111112009153 is a prime.

It is a super-2 number, since 2×111112011201² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111112011221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131070 + ... + 489288.

It is an arithmetic number, because the mean of its divisors is an integer number (18518899340).

Almost surely, 2^111112011201 is an apocalyptic number.

It is an amenable number.

111112011201 is a deficient number, since it is larger than the sum of its proper divisors (37039183519).

111112011201 is a wasteful number, since it uses less digits than its factorization.

111112011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461615.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111112011201 its reverse (102110211111), we get a palindrome (213222222312).

The spelling of 111112011201 in words is "one hundred eleven billion, one hundred twelve million, eleven thousand, two hundred one".