20200020444442 has 8 divisors (see below), whose sum is σ = 31617423304416. Its totient is φ = 9660879342972.

The previous prime is 20200020444433. The next prime is 20200020444469. The reversal of 20200020444442 is 24444402000202.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20200020444442.

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, 219565439568 + ... + 219565439659.

It is an arithmetic number, because the mean of its divisors is an integer number (3952177913052).

Almost surely, 2^{20200020444442} is an apocalyptic number.

20200020444442 is a deficient number, since it is larger than the sum of its proper divisors (11417402859974).

20200020444442 is a wasteful number, since it uses less digits than its factorization.

20200020444442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439130879252.

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

Adding to 20200020444442 its reverse (24444402000202), we get a palindrome (44644422444644).

The spelling of 20200020444442 in words is "twenty trillion, two hundred billion, twenty million, four hundred forty-four thousand, four hundred forty-two".