1021316002 has 8 divisors (see below), whose sum is σ = 1750827456. Its totient is φ = 437706852.

The previous prime is 1021315973. The next prime is 1021316003. The reversal of 1021316002 is 2006131201.

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

It is not an unprimeable number, because it can be changed into a prime (1021316003) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 36475558 + ... + 36475585.

It is an arithmetic number, because the mean of its divisors is an integer number (218853432).

Almost surely, 2^1021316002 is an apocalyptic number.

1021316002 is a deficient number, since it is larger than the sum of its proper divisors (729511454).

1021316002 is an equidigital number, since it uses as much as digits as its factorization.

1021316002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72951152.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1021316002 is about 31958.0350146876. The cubic root of 1021316002 is about 1007.0554377271.

Adding to 1021316002 its reverse (2006131201), we get a palindrome (3027447203).

The spelling of 1021316002 in words is "one billion, twenty-one million, three hundred sixteen thousand, two".