111233042001 has 12 divisors (see below), whose sum is σ = 161295127812. Its totient is φ = 73866817536.

The previous prime is 111233041987. The next prime is 111233042059. The reversal of 111233042001 is 100240332111.

111233042001 is a `hidden beast` number, since 1 + 11 + 233 + 0 + 420 + 0 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 98485502976 + 12747539025 = 313824^2 + 112905^2 .

It is not a de Polignac number, because 111233042001 - 2¹⁸ = 111232779857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111233042071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24042876 + ... + 24047501.

It is an arithmetic number, because the mean of its divisors is an integer number (13441260651).

Almost surely, 2^111233042001 is an apocalyptic number.

It is an amenable number.

111233042001 is a deficient number, since it is larger than the sum of its proper divisors (50062085811).

111233042001 is a wasteful number, since it uses less digits than its factorization.

111233042001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48090640 (or 48090637 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 111233042001 its reverse (100240332111), we get a palindrome (211473374112).

The spelling of 111233042001 in words is "one hundred eleven billion, two hundred thirty-three million, forty-two thousand, one".