100100001010111 has 4 divisors (see below), whose sum is σ = 102541464449424. Its totient is φ = 97658537570800.

The previous prime is 100100001010109. The next prime is 100100001010117. The reversal of 100100001010111 is 111010100001001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100100001010111 - 2¹ = 100100001010109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100100001010094 and 100100001010103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100100001010117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1220731719595 + ... + 1220731719676.

It is an arithmetic number, because the mean of its divisors is an integer number (25635366112356).

Almost surely, 2^{100100001010111} is an apocalyptic number.

100100001010111 is a deficient number, since it is larger than the sum of its proper divisors (2441463439313).

100100001010111 is an equidigital number, since it uses as much as digits as its factorization.

100100001010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2441463439312.

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

Adding to 100100001010111 its reverse (111010100001001), we get a palindrome (211110101011112).

The spelling of 100100001010111 in words is "one hundred trillion, one hundred billion, one million, ten thousand, one hundred eleven".