111100100010001 has 8 divisors (see below), whose sum is σ = 114684134404608. Its totient is φ = 107516075628000.

The previous prime is 111100100009993. The next prime is 111100100010007. The reversal of 111100100010001 is 100010001001111.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 111100100010001 - 2³ = 111100100009993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111100100010007) 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, 24760461 + ... + 28901221.

It is an arithmetic number, because the mean of its divisors is an integer number (14335516800576).

Almost surely, 2^{111100100010001} is an apocalyptic number.

It is an amenable number.

111100100010001 is a deficient number, since it is larger than the sum of its proper divisors (3584034394607).

111100100010001 is an equidigital number, since it uses as much as digits as its factorization.

111100100010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5006303.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 111100100010001 its reverse (100010001001111), we get a palindrome (211110101011112).

The spelling of 111100100010001 in words is "one hundred eleven trillion, one hundred billion, one hundred million, ten thousand, one".