100111121710911 has 6 divisors (see below), whose sum is σ = 144604953582440. Its totient is φ = 66740747807268.

The previous prime is 100111121710909. The next prime is 100111121710913. The reversal of 100111121710911 is 119017121111001.

It is an interprime number because it is at equal distance from previous prime (100111121710909) and next prime (100111121710913).

It is not a de Polignac number, because 100111121710911 - 2¹ = 100111121710909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100111121710913) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5561728983931 + ... + 5561728983948.

Almost surely, 2^{100111121710911} is an apocalyptic number.

100111121710911 is a deficient number, since it is larger than the sum of its proper divisors (44493831871529).

100111121710911 is a wasteful number, since it uses less digits than its factorization.

100111121710911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11123457967885 (or 11123457967882 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 27.

Adding to 100111121710911 its reverse (119017121111001), we get a palindrome (219128242821912).

The spelling of 100111121710911 in words is "one hundred trillion, one hundred eleven billion, one hundred twenty-one million, seven hundred ten thousand, nine hundred eleven".