110121212119999 has 16 divisors (see below), whose sum is σ = 115238404645056. Its totient is φ = 105137676806400.

The previous prime is 110121212119951. The next prime is 110121212120027. The reversal of 110121212119999 is 999911212121011.

It is a cyclic number.

It is not a de Polignac number, because 110121212119999 - 2²¹ = 110121210022847 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 (110121212189999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111260787 + ... + 112246180.

It is an arithmetic number, because the mean of its divisors is an integer number (7202400290316).

Almost surely, 2^{110121212119999} is an apocalyptic number.

110121212119999 is a deficient number, since it is larger than the sum of its proper divisors (5117192525057).

110121212119999 is a wasteful number, since it uses less digits than its factorization.

110121212119999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223507266.

The product of its (nonzero) digits is 52488, while the sum is 49.

The spelling of 110121212119999 in words is "one hundred ten trillion, one hundred twenty-one billion, two hundred twelve million, one hundred nineteen thousand, nine hundred ninety-nine".