111040121433 has 16 divisors (see below), whose sum is σ = 156774139200. Its totient is φ = 69667070976.

The previous prime is 111040121407. The next prime is 111040121453. The reversal of 111040121433 is 334121040111.

It is not a de Polignac number, because 111040121433 - 2⁹ = 111040120921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111040121453) 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, 684993 + ... + 831441.

It is an arithmetic number, because the mean of its divisors is an integer number (9798383700).

Almost surely, 2^111040121433 is an apocalyptic number.

It is an amenable number.

111040121433 is a deficient number, since it is larger than the sum of its proper divisors (45734017767).

111040121433 is a wasteful number, since it uses less digits than its factorization.

111040121433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161336.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 111040121433 its reverse (334121040111), we get a palindrome (445161161544).

The spelling of 111040121433 in words is "one hundred eleven billion, forty million, one hundred twenty-one thousand, four hundred thirty-three".