111210050601 has 16 divisors (see below), whose sum is σ = 177429141120. Its totient is φ = 68436954000.

The previous prime is 111210050533. The next prime is 111210050603. The reversal of 111210050601 is 106050012111.

It is a happy number.

111210050601 is a `hidden beast` number, since 1 + 1 + 1 + 2 + 10 + 0 + 50 + 601 = 666.

It is not a de Polignac number, because 111210050601 - 2¹¹ = 111210048553 is a prime.

It is a super-2 number, since 2×111210050601² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111210050603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158418525 + ... + 158419226.

It is an arithmetic number, because the mean of its divisors is an integer number (11089321320).

Almost surely, 2^111210050601 is an apocalyptic number.

It is an amenable number.

111210050601 is a deficient number, since it is larger than the sum of its proper divisors (66219090519).

111210050601 is a wasteful number, since it uses less digits than its factorization.

111210050601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316837773 (or 316837767 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

Adding to 111210050601 its reverse (106050012111), we get a palindrome (217260062712).

The spelling of 111210050601 in words is "one hundred eleven billion, two hundred ten million, fifty thousand, six hundred one".