1022213004 has 12 divisors (see below), whose sum is σ = 2385163704. Its totient is φ = 340737664.

The previous prime is 1022212981. The next prime is 1022213039. The reversal of 1022213004 is 4003122201.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 42592197 + ... + 42592220.

It is an arithmetic number, because the mean of its divisors is an integer number (198763642).

Almost surely, 2^1022213004 is an apocalyptic number.

It is an amenable number.

1022213004 is an abundant number, since it is smaller than the sum of its proper divisors (1362950700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1022213004 is a wasteful number, since it uses less digits than its factorization.

1022213004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85184424 (or 85184422 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1022213004 is about 31972.0659951777. The cubic root of 1022213004 is about 1007.3501771971.

Adding to 1022213004 its reverse (4003122201), we get a palindrome (5025335205).

The spelling of 1022213004 in words is "one billion, twenty-two million, two hundred thirteen thousand, four".