111433441401 has 6 divisors (see below), whose sum is σ = 160959415370. Its totient is φ = 74288960928.

The previous prime is 111433441397. The next prime is 111433441403. The reversal of 111433441401 is 104144334111.

It can be written as a sum of positive squares in only one way, i.e., 82771290000 + 28662151401 = 287700^2 + 169299^2 .

It is not a de Polignac number, because 111433441401 - 2² = 111433441397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111433441403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6190746736 + ... + 6190746753.

Almost surely, 2^111433441401 is an apocalyptic number.

It is an amenable number.

111433441401 is a deficient number, since it is larger than the sum of its proper divisors (49525973969).

111433441401 is a wasteful number, since it uses less digits than its factorization.

111433441401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12381493495 (or 12381493492 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 111433441401 its reverse (104144334111), we get a palindrome (215577775512).

The spelling of 111433441401 in words is "one hundred eleven billion, four hundred thirty-three million, four hundred forty-one thousand, four hundred one".