100111112222001 has 8 divisors (see below), whose sum is σ = 133505721496224. Its totient is φ = 66728622214560.

The previous prime is 100111112221987. The next prime is 100111112222021. The reversal of 100111112222001 is 100222211111001.

It is a happy number.

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

It is not a de Polignac number, because 100111112222001 - 2⁵ = 100111112221969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100111112222021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3029797420 + ... + 3029830461.

It is an arithmetic number, because the mean of its divisors is an integer number (16688215187028).

Almost surely, 2^{100111112222001} is an apocalyptic number.

It is an amenable number.

100111112222001 is a deficient number, since it is larger than the sum of its proper divisors (33394609274223).

100111112222001 is an equidigital number, since it uses as much as digits as its factorization.

100111112222001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6059633391.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 100111112222001 its reverse (100222211111001), we get a palindrome (200333323333002).

The spelling of 100111112222001 in words is "one hundred trillion, one hundred eleven billion, one hundred twelve million, two hundred twenty-two thousand, one".