111000232001 has 2 divisors, whose sum is σ = 111000232002. Its totient is φ = 111000232000.

The previous prime is 111000231967. The next prime is 111000232037. The reversal of 111000232001 is 100232000111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80488527025 + 30511704976 = 283705^2 + 174676^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111000232001 is a prime.

It is not a weakly prime, because it can be changed into another prime (111000235001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55500116000 + 55500116001.

It is an arithmetic number, because the mean of its divisors is an integer number (55500116001).

Almost surely, 2^111000232001 is an apocalyptic number.

It is an amenable number.

111000232001 is a deficient number, since it is larger than the sum of its proper divisors (1).

111000232001 is an equidigital number, since it uses as much as digits as its factorization.

111000232001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 111000232001 its reverse (100232000111), we get a palindrome (211232232112).

The spelling of 111000232001 in words is "one hundred eleven billion, two hundred thirty-two thousand, one".