100111120120111 has 8 divisors (see below), whose sum is σ = 101389578292800. Its totient is φ = 98832942667680.

The previous prime is 100111120120097. The next prime is 100111120120159. The reversal of 100111120120111 is 111021021111001.

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 100111120120111 - 2²¹ = 100111118022959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100111120120091 and 100111120120100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100111120120181) 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, 69462220 + ... + 70888801.

It is an arithmetic number, because the mean of its divisors is an integer number (12673697286600).

Almost surely, 2^{100111120120111} is an apocalyptic number.

100111120120111 is a deficient number, since it is larger than the sum of its proper divisors (1278458172689).

100111120120111 is an equidigital number, since it uses as much as digits as its factorization.

100111120120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140360129.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 100111120120111 its reverse (111021021111001), we get a palindrome (211132141231112).

The spelling of 100111120120111 in words is "one hundred trillion, one hundred eleven billion, one hundred twenty million, one hundred twenty thousand, one hundred eleven".