20042203324 has 48 divisors (see below), whose sum is σ = 41546334816. Its totient is φ = 8409287040.

The previous prime is 20042203241. The next prime is 20042203361. The reversal of 20042203324 is 42330224002.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 20042203295 and 20042203304.

It is a congruent number.

It is an unprimeable number.

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, 75577 + ... + 214000.

It is an arithmetic number, because the mean of its divisors is an integer number (865548642).

Almost surely, 2^20042203324 is an apocalyptic number.

It is an amenable number.

20042203324 is an abundant number, since it is smaller than the sum of its proper divisors (21504131492).

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

20042203324 is a wasteful number, since it uses less digits than its factorization.

20042203324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289627 (or 289603 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 20042203324 its reverse (42330224002), we get a palindrome (62372427326).

The spelling of 20042203324 in words is "twenty billion, forty-two million, two hundred three thousand, three hundred twenty-four".