202242220444 has 48 divisors (see below), whose sum is σ = 395751720672. Its totient is φ = 89632640000.

The previous prime is 202242220423. The next prime is 202242220547. The reversal of 202242220444 is 444022242202.

202242220444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3072114 + ... + 3137254.

It is an arithmetic number, because the mean of its divisors is an integer number (8244827514).

Almost surely, 2^202242220444 is an apocalyptic number.

It is an amenable number.

202242220444 is a deficient number, since it is larger than the sum of its proper divisors (193509500228).

202242220444 is a wasteful number, since it uses less digits than its factorization.

202242220444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66918 (or 66916 counting only the distinct ones).

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

Adding to 202242220444 its reverse (444022242202), we get a palindrome (646264462646).

The spelling of 202242220444 in words is "two hundred two billion, two hundred forty-two million, two hundred twenty thousand, four hundred forty-four".