111433420331 has 8 divisors (see below), whose sum is σ = 114455229360. Its totient is φ = 108412142688.

The previous prime is 111433420297. The next prime is 111433420349. The reversal of 111433420331 is 133024334111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111433420331 is a prime.

It is a super-2 number, since 2×111433420331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111433420331.

It is not an unprimeable number, because it can be changed into a prime (111433420361) 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, 312185 + ... + 565973.

It is an arithmetic number, because the mean of its divisors is an integer number (14306903670).

Almost surely, 2^111433420331 is an apocalyptic number.

111433420331 is a deficient number, since it is larger than the sum of its proper divisors (3021809029).

111433420331 is a wasteful number, since it uses less digits than its factorization.

111433420331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265693.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 111433420331 its reverse (133024334111), we get a palindrome (244457754442).

The spelling of 111433420331 in words is "one hundred eleven billion, four hundred thirty-three million, four hundred twenty thousand, three hundred thirty-one".