1013221002 has 32 divisors (see below), whose sum is σ = 2042164224. Its totient is φ = 335129600.

The previous prime is 1013220959. The next prime is 1013221031. The reversal of 1013221002 is 2001223101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 596218 + ... + 597914.

It is an arithmetic number, because the mean of its divisors is an integer number (63817632).

Almost surely, 2^1013221002 is an apocalyptic number.

1013221002 is an abundant number, since it is smaller than the sum of its proper divisors (1028943222).

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

1013221002 is a wasteful number, since it uses less digits than its factorization.

1013221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2414.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1013221002 is about 31831.1325905944. The cubic root of 1013221002 is about 1004.3877204186.

Adding to 1013221002 its reverse (2001223101), we get a palindrome (3014444103).

The spelling of 1013221002 in words is "one billion, thirteen million, two hundred twenty-one thousand, two".