22000201999 has 4 divisors (see below), whose sum is σ = 22173432064. Its totient is φ = 21826971936.

The previous prime is 22000201987. The next prime is 22000202017. The reversal of 22000201999 is 99910200022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99910200022 = 2 ⋅49955100011.

It is a cyclic number.

It is not a de Polignac number, because 22000201999 - 2¹³ = 22000193807 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 (22000231999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86614842 + ... + 86615095.

It is an arithmetic number, because the mean of its divisors is an integer number (5543358016).

Almost surely, 2^22000201999 is an apocalyptic number.

22000201999 is a deficient number, since it is larger than the sum of its proper divisors (173230065).

22000201999 is a wasteful number, since it uses less digits than its factorization.

22000201999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173230064.

The product of its (nonzero) digits is 5832, while the sum is 34.

The spelling of 22000201999 in words is "twenty-two billion, two hundred one thousand, nine hundred ninety-nine".