20045224330 has 32 divisors (see below), whose sum is σ = 36355771008. Its totient is φ = 7957224000.

The previous prime is 20045224319. The next prime is 20045224337. The reversal of 20045224330 is 3342254002.

It is a super-2 number, since 2×20045224330² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20045224295 and 20045224304.

It is not an unprimeable number, because it can be changed into a prime (20045224337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1689820 + ... + 1701640.

It is an arithmetic number, because the mean of its divisors is an integer number (1136117844).

Almost surely, 2^20045224330 is an apocalyptic number.

20045224330 is a deficient number, since it is larger than the sum of its proper divisors (16310546678).

20045224330 is a wasteful number, since it uses less digits than its factorization.

20045224330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13102.

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 20045224330 its reverse (3342254002), we get a palindrome (23387478332).

The spelling of 20045224330 in words is "twenty billion, forty-five million, two hundred twenty-four thousand, three hundred thirty".