20322441242 has 4 divisors (see below), whose sum is σ = 30483661866. Its totient is φ = 10161220620.

The previous prime is 20322441149. The next prime is 20322441277. The reversal of 20322441242 is 24214422302.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20135326201 + 187115041 = 141899^2 + 13679^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5080610309 + ... + 5080610312.

Almost surely, 2^20322441242 is an apocalyptic number.

20322441242 is a deficient number, since it is larger than the sum of its proper divisors (10161220624).

20322441242 is a wasteful number, since it uses less digits than its factorization.

20322441242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10161220623.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 20322441242 its reverse (24214422302), we get a palindrome (44536863544).

The spelling of 20322441242 in words is "twenty billion, three hundred twenty-two million, four hundred forty-one thousand, two hundred forty-two".