20220044421999 has 4 divisors (see below), whose sum is σ = 26960059229336. Its totient is φ = 13480029614664.

The previous prime is 20220044421839. The next prime is 20220044422001. The reversal of 20220044421999 is 99912444002202.

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

It is not a de Polignac number, because 20220044421999 - 2¹⁵ = 20220044389231 is a prime.

It is a super-2 number, since 2×20220044421999² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20220044422999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3370007403664 + ... + 3370007403669.

It is an arithmetic number, because the mean of its divisors is an integer number (6740014807334).

Almost surely, 2^{20220044421999} is an apocalyptic number.

20220044421999 is a deficient number, since it is larger than the sum of its proper divisors (6740014807337).

20220044421999 is an equidigital number, since it uses as much as digits as its factorization.

20220044421999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6740014807336.

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 20220044421999 in words is "twenty trillion, two hundred twenty billion, forty-four million, four hundred twenty-one thousand, nine hundred ninety-nine".