200001022 has 24 divisors (see below), whose sum is σ = 343972656. Its totient is φ = 86875776.

The previous prime is 200001019. The next prime is 200001047. The reversal of 200001022 is 220100002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 200000996 and 200001014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11658 + ... + 23149.

It is an arithmetic number, because the mean of its divisors is an integer number (14332194).

Almost surely, 2^200001022 is an apocalyptic number.

200001022 is a deficient number, since it is larger than the sum of its proper divisors (143971634).

200001022 is a wasteful number, since it uses less digits than its factorization.

200001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34852 (or 34839 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 200001022 is about 14142.1717568413. The cubic root of 200001022 is about 584.8045437563.

Adding to 200001022 its reverse (220100002), we get a palindrome (420101024).

The spelling of 200001022 in words is "two hundred million, one thousand, twenty-two".