20322002242 has 16 divisors (see below), whose sum is σ = 31545691200. Its totient is φ = 9807028560.

The previous prime is 20322002219. The next prime is 20322002251. The reversal of 20322002242 is 24220022302.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99109 + ... + 224647.

It is an arithmetic number, because the mean of its divisors is an integer number (1971605700).

Almost surely, 2^20322002242 is an apocalyptic number.

20322002242 is a deficient number, since it is larger than the sum of its proper divisors (11223688958).

20322002242 is a wasteful number, since it uses less digits than its factorization.

20322002242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128361.

The product of its (nonzero) digits is 768, while the sum is 19.

Adding to 20322002242 its reverse (24220022302), we get a palindrome (44542024544).

The spelling of 20322002242 in words is "twenty billion, three hundred twenty-two million, two thousand, two hundred forty-two".