1321301002 has 16 divisors (see below), whose sum is σ = 2384303040. Its totient is φ = 536467968.

The previous prime is 1321300963. The next prime is 1321301027. The reversal of 1321301002 is 2001031231.

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 7 ways as a sum of consecutive naturals, for example, 2483383 + ... + 2483914.

It is an arithmetic number, because the mean of its divisors is an integer number (149018940).

Almost surely, 2^1321301002 is an apocalyptic number.

1321301002 is a deficient number, since it is larger than the sum of its proper divisors (1063002038).

1321301002 is a wasteful number, since it uses less digits than its factorization.

1321301002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4967325.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1321301002 is about 36349.7042904065. The cubic root of 1321301002 is about 1097.3215832759.

Adding to 1321301002 its reverse (2001031231), we get a palindrome (3322332233).

The spelling of 1321301002 in words is "one billion, three hundred twenty-one million, three hundred one thousand, two".