20434422224 has 20 divisors (see below), whose sum is σ = 39603027744. Its totient is φ = 10214286048.

The previous prime is 20434422137. The next prime is 20434422257. The reversal of 20434422224 is 42222443402.

It is a super-2 number, since 2×20434422224² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124622 + ... + 237485.

Almost surely, 2^20434422224 is an apocalyptic number.

It is an amenable number.

20434422224 is a deficient number, since it is larger than the sum of its proper divisors (19168605520).

20434422224 is a wasteful number, since it uses less digits than its factorization.

20434422224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365642 (or 365636 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 20434422224 its reverse (42222443402), we get a palindrome (62656865626).

The spelling of 20434422224 in words is "twenty billion, four hundred thirty-four million, four hundred twenty-two thousand, two hundred twenty-four".