222002044020 has 72 divisors (see below), whose sum is σ = 674262292704. Its totient is φ = 59125284288.

The previous prime is 222002044007. The next prime is 222002044037. The reversal of 222002044020 is 20440200222.

222002044020 is a `hidden beast` number, since 2 + 2 + 200 + 2 + 0 + 440 + 20 = 666.

222002044020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 222002043984 and 222002044002.

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 23 ways as a sum of consecutive naturals, for example, 641914 + ... + 925233.

Almost surely, 2^222002044020 is an apocalyptic number.

222002044020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222002044020 is an abundant number, since it is smaller than the sum of its proper divisors (452260248684).

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

222002044020 is a wasteful number, since it uses less digits than its factorization.

222002044020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567949 (or 1567944 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 222002044020 its reverse (20440200222), we get a palindrome (242442244242).

The spelling of 222002044020 in words is "two hundred twenty-two billion, two million, forty-four thousand, twenty".