200420622436 has 12 divisors (see below), whose sum is σ = 350817742828. Its totient is φ = 100186981632.

The previous prime is 200420622433. The next prime is 200420622449. The reversal of 200420622436 is 634226024002.

It is a happy number.

200420622436 is digitally balanced in base 3, 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 44798262336 + 155622360100 = 211656^2 + 394490^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200420622398 and 200420622407.

It is not an unprimeable number, because it can be changed into a prime (200420622431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5813061 + ... + 5847436.

Almost surely, 2^200420622436 is an apocalyptic number.

It is an amenable number.

200420622436 is a deficient number, since it is larger than the sum of its proper divisors (150397120392).

200420622436 is a wasteful number, since it uses less digits than its factorization.

200420622436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11664798 (or 11664796 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 200420622436 its reverse (634226024002), we get a palindrome (834646646438).

The spelling of 200420622436 in words is "two hundred billion, four hundred twenty million, six hundred twenty-two thousand, four hundred thirty-six".