110121011020019 has 4 divisors (see below), whose sum is σ = 110166459231696. Its totient is φ = 110075562808344.

The previous prime is 110121011019991. The next prime is 110121011020087. The reversal of 110121011020019 is 910020110121011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 110121011020019 - 2⁸ = 110121011019763 is a prime.

It is a super-2 number, since 2×110121011020019² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110121011020619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22724102204 + ... + 22724107049.

It is an arithmetic number, because the mean of its divisors is an integer number (27541614807924).

Almost surely, 2^{110121011020019} is an apocalyptic number.

110121011020019 is a deficient number, since it is larger than the sum of its proper divisors (45448211677).

110121011020019 is an equidigital number, since it uses as much as digits as its factorization.

110121011020019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45448211676.

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 110121011020019 in words is "one hundred ten trillion, one hundred twenty-one billion, eleven million, twenty thousand, nineteen".