222010211999 has 4 divisors (see below), whose sum is σ = 231662829936. Its totient is φ = 212357594064.

The previous prime is 222010211993. The next prime is 222010212023. The reversal of 222010211999 is 999112010222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222010211999 - 2³⁶ = 153290735263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222010211993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4826308934 + ... + 4826308979.

It is an arithmetic number, because the mean of its divisors is an integer number (57915707484).

Almost surely, 2^222010211999 is an apocalyptic number.

222010211999 is a deficient number, since it is larger than the sum of its proper divisors (9652617937).

222010211999 is an equidigital number, since it uses as much as digits as its factorization.

222010211999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9652617936.

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

The spelling of 222010211999 in words is "two hundred twenty-two billion, ten million, two hundred eleven thousand, nine hundred ninety-nine".