1022221982 has 32 divisors (see below), whose sum is σ = 1619011584. Its totient is φ = 483120000.

The previous prime is 1022221961. The next prime is 1022221997. The reversal of 1022221982 is 2891222201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2548982 + ... + 2549382.

It is an arithmetic number, because the mean of its divisors is an integer number (50594112).

Almost surely, 2^1022221982 is an apocalyptic number.

1022221982 is a deficient number, since it is larger than the sum of its proper divisors (596789602).

1022221982 is a wasteful number, since it uses less digits than its factorization.

1022221982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 1022221982 is about 31972.2063986832. The cubic root of 1022221982 is about 1007.3531263422.

The spelling of 1022221982 in words is "one billion, twenty-two million, two hundred twenty-one thousand, nine hundred eighty-two".