212020100199 has 6 divisors (see below), whose sum is σ = 306251255856. Its totient is φ = 141346733460.

The previous prime is 212020100191. The next prime is 212020100207. The reversal of 212020100199 is 991001020212.

It is an interprime number because it is at equal distance from previous prime (212020100191) and next prime (212020100207).

It is not a de Polignac number, because 212020100199 - 2³ = 212020100191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212020100191) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11778894447 + ... + 11778894464.

It is an arithmetic number, because the mean of its divisors is an integer number (51041875976).

Almost surely, 2^212020100199 is an apocalyptic number.

212020100199 is a deficient number, since it is larger than the sum of its proper divisors (94231155657).

212020100199 is a wasteful number, since it uses less digits than its factorization.

212020100199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23557788917 (or 23557788914 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 212020100199 in words is "two hundred twelve billion, twenty million, one hundred thousand, one hundred ninety-nine".