20224053412 has 24 divisors (see below), whose sum is σ = 36073471896. Its totient is φ = 9919193088.

The previous prime is 20224053403. The next prime is 20224053413. The reversal of 20224053412 is 21435042202.

It can be written as a sum of positive squares in 4 ways, for example, as 1181709376 + 19042344036 = 34376^2 + 137994^2 .

It is a super-2 number, since 2×20224053412² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20224053413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186793 + ... + 274480.

It is an arithmetic number, because the mean of its divisors is an integer number (1503061329).

Almost surely, 2^20224053412 is an apocalyptic number.

It is an amenable number.

20224053412 is a deficient number, since it is larger than the sum of its proper divisors (15849418484).

20224053412 is a wasteful number, since it uses less digits than its factorization.

20224053412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461487 (or 461485 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 20224053412 its reverse (21435042202), we get a palindrome (41659095614).

The spelling of 20224053412 in words is "twenty billion, two hundred twenty-four million, fifty-three thousand, four hundred twelve".