1000312022 has 16 divisors (see below), whose sum is σ = 1560105360. Its totient is φ = 480452448.

The previous prime is 1000312009. The next prime is 1000312031. The reversal of 1000312022 is 2202130001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1000311994 and 1000312012.

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 7 ways as a sum of consecutive naturals, for example, 32348 + ... + 55199.

It is an arithmetic number, because the mean of its divisors is an integer number (97506585).

Almost surely, 2^1000312022 is an apocalyptic number.

1000312022 is a deficient number, since it is larger than the sum of its proper divisors (559793338).

1000312022 is a wasteful number, since it uses less digits than its factorization.

1000312022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87775.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1000312022 is about 31627.7097179040. The cubic root of 1000312022 is about 1000.1039965177.

Adding to 1000312022 its reverse (2202130001), we get a palindrome (3202442023).

The spelling of 1000312022 in words is "one billion, three hundred twelve thousand, twenty-two".