211222220199999 has 8 divisors (see below), whose sum is σ = 282055692937392. Its totient is φ = 140601780464640.

The previous prime is 211222220199997. The next prime is 211222220200037. The reversal of 211222220199999 is 999991022222112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 211222220199999 - 2¹ = 211222220199997 is a prime.

It is a super-2 number, since 2×211222220199999² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211222220199997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53258248194 + ... + 53258252159.

It is an arithmetic number, because the mean of its divisors is an integer number (35256961617174).

Almost surely, 2^{211222220199999} is an apocalyptic number.

211222220199999 is a deficient number, since it is larger than the sum of its proper divisors (70833472737393).

211222220199999 is a wasteful number, since it uses less digits than its factorization.

211222220199999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106516501017.

The product of its (nonzero) digits is 3779136, while the sum is 60.

The spelling of 211222220199999 in words is "two hundred eleven trillion, two hundred twenty-two billion, two hundred twenty million, one hundred ninety-nine thousand, nine hundred ninety-nine".