20242422442 has 16 divisors (see below), whose sum is σ = 33133860000. Its totient is φ = 9198352240.

The previous prime is 20242422413. The next prime is 20242422457. The reversal of 20242422442 is 24422424202.

It is a self number, because there is not a number n which added to its sum of digits gives 20242422442.

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, 61192 + ... + 210307.

It is an arithmetic number, because the mean of its divisors is an integer number (2070866250).

Almost surely, 2^20242422442 is an apocalyptic number.

20242422442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20242422442 is a deficient number, since it is larger than the sum of its proper divisors (12891437558).

20242422442 is a wasteful number, since it uses less digits than its factorization.

20242422442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274901.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 20242422442 its reverse (24422424202), we get a palindrome (44664846644).

The spelling of 20242422442 in words is "twenty billion, two hundred forty-two million, four hundred twenty-two thousand, four hundred forty-two".