213100312199 has 2 divisors, whose sum is σ = 213100312200. Its totient is φ = 213100312198.

The previous prime is 213100312097. The next prime is 213100312283. The reversal of 213100312199 is 991213001312.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213100312199 - 2¹² = 213100308103 is a prime.

It is a super-2 number, since 2×213100312199² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213100332199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106550156099 + 106550156100.

It is an arithmetic number, because the mean of its divisors is an integer number (106550156100).

Almost surely, 2^213100312199 is an apocalyptic number.

213100312199 is a deficient number, since it is larger than the sum of its proper divisors (1).

213100312199 is an equidigital number, since it uses as much as digits as its factorization.

213100312199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 32.

The spelling of 213100312199 in words is "two hundred thirteen billion, one hundred million, three hundred twelve thousand, one hundred ninety-nine".