200021020022 has 4 divisors (see below), whose sum is σ = 300031530036. Its totient is φ = 100010510010.

The previous prime is 200021020009. The next prime is 200021020049. The reversal of 200021020022 is 220020120002.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 200021019985 and 200021020012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005255004 + ... + 50005255007.

It is an arithmetic number, because the mean of its divisors is an integer number (75007882509).

Almost surely, 2^200021020022 is an apocalyptic number.

200021020022 is a deficient number, since it is larger than the sum of its proper divisors (100010510014).

200021020022 is a wasteful number, since it uses less digits than its factorization.

200021020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100010510013.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 200021020022 its reverse (220020120002), we get a palindrome (420041140024).

The spelling of 200021020022 in words is "two hundred billion, twenty-one million, twenty thousand, twenty-two".