100111121111000 has 64 divisors (see below), whose sum is σ = 234261699778080. Its totient is φ = 40044161884800.

The previous prime is 100111121110991. The next prime is 100111121111081. The reversal of 100111121111000 is 111121111001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190019942 + ... + 190546058.

Almost surely, 2^{100111121111000} is an apocalyptic number.

100111121111000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100111121111000 is an abundant number, since it is smaller than the sum of its proper divisors (134150578667080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100111121111000 is a wasteful number, since it uses less digits than its factorization.

100111121111000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716421 (or 716407 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 100111121111000 its reverse (111121111001), we get a palindrome (100222242222001).

Subtracting from 100111121111000 its reverse (111121111001), we obtain a palindrome (99999999999999).

The spelling of 100111121111000 in words is "one hundred trillion, one hundred eleven billion, one hundred twenty-one million, one hundred eleven thousand".