210001222199 has 2 divisors, whose sum is σ = 210001222200. Its totient is φ = 210001222198.

The previous prime is 210001222147. The next prime is 210001222243. The reversal of 210001222199 is 991222100012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210001222199 - 2¹⁶ = 210001156663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210001222699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105000611099 + 105000611100.

It is an arithmetic number, because the mean of its divisors is an integer number (105000611100).

Almost surely, 2^210001222199 is an apocalyptic number.

210001222199 is a deficient number, since it is larger than the sum of its proper divisors (1).

210001222199 is an equidigital number, since it uses as much as digits as its factorization.

210001222199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 210001222199 in words is "two hundred ten billion, one million, two hundred twenty-two thousand, one hundred ninety-nine".