20044020242 has 8 divisors (see below), whose sum is σ = 30068971632. Its totient is φ = 10021029700.

The previous prime is 20044020239. The next prime is 20044020257. The reversal of 20044020242 is 24202044002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464384 + ... + 505707.

It is an arithmetic number, because the mean of its divisors is an integer number (3758621454).

Almost surely, 2^20044020242 is an apocalyptic number.

20044020242 is a deficient number, since it is larger than the sum of its proper divisors (10024951390).

20044020242 is a wasteful number, since it uses less digits than its factorization.

20044020242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980424.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 20044020242 its reverse (24202044002), we get a palindrome (44246064244).

The spelling of 20044020242 in words is "twenty billion, forty-four million, twenty thousand, two hundred forty-two".