20242244442 has 32 divisors (see below), whose sum is σ = 46272614400. Its totient is φ = 5782920048.

The previous prime is 20242244431. The next prime is 20242244443. The reversal of 20242244442 is 24444224202.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20242244443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 577659 + ... + 611697.

It is an arithmetic number, because the mean of its divisors is an integer number (1446019200).

Almost surely, 2^20242244442 is an apocalyptic number.

20242244442 is an abundant number, since it is smaller than the sum of its proper divisors (26030369958).

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

20242244442 is a wasteful number, since it uses less digits than its factorization.

20242244442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48210.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 20242244442 its reverse (24444224202), we get a palindrome (44686468644).

The spelling of 20242244442 in words is "twenty billion, two hundred forty-two million, two hundred forty-four thousand, four hundred forty-two".