212303123202199 has 2 divisors, whose sum is σ = 212303123202200. Its totient is φ = 212303123202198.

The previous prime is 212303123202193. The next prime is 212303123202221. The reversal of 212303123202199 is 991202321303212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212303123202199 - 2⁴¹ = 210104099946647 is a prime.

It is a super-2 number, since 2×212303123202199² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212303123202193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106151561601099 + 106151561601100.

It is an arithmetic number, because the mean of its divisors is an integer number (106151561601100).

Almost surely, 2^{212303123202199} is an apocalyptic number.

212303123202199 is a deficient number, since it is larger than the sum of its proper divisors (1).

212303123202199 is an equidigital number, since it uses as much as digits as its factorization.

212303123202199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 40.

The spelling of 212303123202199 in words is "two hundred twelve trillion, three hundred three billion, one hundred twenty-three million, two hundred two thousand, one hundred ninety-nine".