101012120020199 has 16 divisors (see below), whose sum is σ = 101532229608960. Its totient is φ = 100492865625600.

The previous prime is 101012120020171. The next prime is 101012120020219. The reversal of 101012120020199 is 991020021210101.

It is a cyclic number.

It is not a de Polignac number, because 101012120020199 - 2³² = 101007825052903 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 (101012120020699) 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, 1179633224 + ... + 1179718850.

It is an arithmetic number, because the mean of its divisors is an integer number (6345764350560).

Almost surely, 2^{101012120020199} is an apocalyptic number.

101012120020199 is a deficient number, since it is larger than the sum of its proper divisors (520109588761).

101012120020199 is a wasteful number, since it uses less digits than its factorization.

101012120020199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90550.

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

The spelling of 101012120020199 in words is "one hundred one trillion, twelve billion, one hundred twenty million, twenty thousand, one hundred ninety-nine".