100110121999 has 2 divisors, whose sum is σ = 100110122000. Its totient is φ = 100110121998.

The previous prime is 100110121997. The next prime is 100110122009. The reversal of 100110121999 is 999121011001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100110121999 - 2¹ = 100110121997 is a prime.

Together with 100110121997, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100110121997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055060999 + 50055061000.

It is an arithmetic number, because the mean of its divisors is an integer number (50055061000).

Almost surely, 2^100110121999 is an apocalyptic number.

100110121999 is a deficient number, since it is larger than the sum of its proper divisors (1).

100110121999 is an equidigital number, since it uses as much as digits as its factorization.

100110121999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 34.

The spelling of 100110121999 in words is "one hundred billion, one hundred ten million, one hundred twenty-one thousand, nine hundred ninety-nine".