20002244422 has 4 divisors (see below), whose sum is σ = 30003366636. Its totient is φ = 10001122210.

The previous prime is 20002244411. The next prime is 20002244497. The reversal of 20002244422 is 22444220002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22444220002 = 2 ⋅11222110001.

It is a super-2 number, since 2×20002244422² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20002244393 and 20002244402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000561104 + ... + 5000561107.

It is an arithmetic number, because the mean of its divisors is an integer number (7500841659).

Almost surely, 2^20002244422 is an apocalyptic number.

20002244422 is a deficient number, since it is larger than the sum of its proper divisors (10001122214).

20002244422 is a wasteful number, since it uses less digits than its factorization.

20002244422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10001122213.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 20002244422 its reverse (22444220002), we get a palindrome (42446464424).

It can be divided in two parts, 2000 and 2244422, that added together give a palindrome (2246422).

The spelling of 20002244422 in words is "twenty billion, two million, two hundred forty-four thousand, four hundred twenty-two".