20224421112 has 96 divisors (see below), whose sum is σ = 60405667920. Its totient is φ = 5622220800.

The previous prime is 20224421029. The next prime is 20224421131. The reversal of 20224421112 is 21112442202.

It is a super-2 number, since 2×20224421112² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 188889 + ... + 275912.

Almost surely, 2^20224421112 is an apocalyptic number.

It is an amenable number.

20224421112 is an abundant number, since it is smaller than the sum of its proper divisors (40181246808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20224421112 is a wasteful number, since it uses less digits than its factorization.

20224421112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464861 (or 464850 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 20224421112 its reverse (21112442202), we get a palindrome (41336863314).

The spelling of 20224421112 in words is "twenty billion, two hundred twenty-four million, four hundred twenty-one thousand, one hundred twelve".