202020440442 has 8 divisors (see below), whose sum is σ = 404040880896. Its totient is φ = 67340146812.

The previous prime is 202020440429. The next prime is 202020440471. The reversal of 202020440442 is 244044020202.

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

202020440442 is an admirable number.

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, 16835036698 + ... + 16835036709.

It is an arithmetic number, because the mean of its divisors is an integer number (50505110112).

Almost surely, 2^202020440442 is an apocalyptic number.

202020440442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

202020440442 is a wasteful number, since it uses less digits than its factorization.

202020440442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33670073412.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 202020440442 its reverse (244044020202), we get a palindrome (446064460644).

The spelling of 202020440442 in words is "two hundred two billion, twenty million, four hundred forty thousand, four hundred forty-two".