210022211999 has 2 divisors, whose sum is σ = 210022212000. Its totient is φ = 210022211998.

The previous prime is 210022211981. The next prime is 210022212079. The reversal of 210022211999 is 999112220012.

It is a happy number.

210022211999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210022211999 - 2¹⁶ = 210022146463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210022211939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105011105999 + 105011106000.

It is an arithmetic number, because the mean of its divisors is an integer number (105011106000).

Almost surely, 2^210022211999 is an apocalyptic number.

210022211999 is a deficient number, since it is larger than the sum of its proper divisors (1).

210022211999 is an equidigital number, since it uses as much as digits as its factorization.

210022211999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 38.

The spelling of 210022211999 in words is "two hundred ten billion, twenty-two million, two hundred eleven thousand, nine hundred ninety-nine".