121020010201199 has 4 divisors (see below), whose sum is σ = 121020546366720. Its totient is φ = 121019474035680.

The previous prime is 121020010201183. The next prime is 121020010201213. The reversal of 121020010201199 is 991102010020121.

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 121020010201199 - 2⁴ = 121020010201183 is a prime.

It is a super-2 number, since 2×121020010201199² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121020010201099) 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, 267744047 + ... + 268195664.

It is an arithmetic number, because the mean of its divisors is an integer number (30255136591680).

Almost surely, 2^{121020010201199} is an apocalyptic number.

121020010201199 is a deficient number, since it is larger than the sum of its proper divisors (536165521).

121020010201199 is an equidigital number, since it uses as much as digits as its factorization.

121020010201199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536165520.

The product of its (nonzero) digits is 648, while the sum is 29.

The spelling of 121020010201199 in words is "one hundred twenty-one trillion, twenty billion, ten million, two hundred one thousand, one hundred ninety-nine".