212120311310199 has 6 divisors (see below), whose sum is σ = 306396005225856. Its totient is φ = 141413540873460.

The previous prime is 212120311310191. The next prime is 212120311310207. The reversal of 212120311310199 is 991013113021212.

212120311310199 is a `hidden beast` number, since 2 + 1 + 2 + 1 + 20 + 311 + 310 + 1 + 9 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (212120311310191) and next prime (212120311310207).

It is not a de Polignac number, because 212120311310199 - 2³ = 212120311310191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212120311310191) 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, 11784461739447 + ... + 11784461739464.

It is an arithmetic number, because the mean of its divisors is an integer number (51066000870976).

Almost surely, 2^{212120311310199} is an apocalyptic number.

212120311310199 is a deficient number, since it is larger than the sum of its proper divisors (94275693915657).

212120311310199 is a wasteful number, since it uses less digits than its factorization.

212120311310199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23568923478917 (or 23568923478914 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 36.

The spelling of 212120311310199 in words is "two hundred twelve trillion, one hundred twenty billion, three hundred eleven million, three hundred ten thousand, one hundred ninety-nine".