1000002022 has 8 divisors (see below), whose sum is σ = 1506730176. Its totient is φ = 497758632.

The previous prime is 1000001969. The next prime is 1000002043. The reversal of 1000002022 is 2202000001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1000001996 and 1000002014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1120633 + ... + 1121524.

It is an arithmetic number, because the mean of its divisors is an integer number (188341272).

Almost surely, 2^1000002022 is an apocalyptic number.

1000002022 is a deficient number, since it is larger than the sum of its proper divisors (506728154).

1000002022 is a wasteful number, since it uses less digits than its factorization.

1000002022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2242382.

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

The square root of 1000002022 is about 31622.8085722948. The cubic root of 1000002022 is about 1000.0006739995. Note that the first 3 decimals are identical.

Adding to 1000002022 its reverse (2202000001), we get a palindrome (3202002023).

The spelling of 1000002022 in words is "one billion, two thousand, twenty-two".