200402224020 has 36 divisors (see below), whose sum is σ = 607886746740. Its totient is φ = 53440593024.

The previous prime is 200402224007. The next prime is 200402224049. The reversal of 200402224020 is 20422204002.

200402224020 is a `hidden beast` number, since 2 + 0 + 0 + 40 + 222 + 402 + 0 = 666.

200402224020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 56413850256 + 143988373764 = 237516^2 + 379458^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×200402224020² (a number of 23 digits) contains 22 as substring.

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 = 200402223984 and 200402224002.

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 11 ways as a sum of consecutive naturals, for example, 556672665 + ... + 556673024.

It is an arithmetic number, because the mean of its divisors is an integer number (16885742965).

Almost surely, 2^200402224020 is an apocalyptic number.

200402224020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200402224020 is an abundant number, since it is smaller than the sum of its proper divisors (407484522720).

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

200402224020 is a wasteful number, since it uses less digits than its factorization.

200402224020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113345704 (or 1113345699 counting only the distinct ones).

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

Adding to 200402224020 its reverse (20422204002), we get a palindrome (220824428022).

The spelling of 200402224020 in words is "two hundred billion, four hundred two million, two hundred twenty-four thousand, twenty".