1023321002 has 8 divisors (see below), whose sum is σ = 1674525312. Its totient is φ = 465145900.

The previous prime is 1023320993. The next prime is 1023321007. The reversal of 1023321002 is 2001233201.

It is a happy number.

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 (1023321007) by changing a digit.

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, 23257274 + ... + 23257317.

It is an arithmetic number, because the mean of its divisors is an integer number (209315664).

Almost surely, 2^1023321002 is an apocalyptic number.

1023321002 is a deficient number, since it is larger than the sum of its proper divisors (651204310).

1023321002 is a wasteful number, since it uses less digits than its factorization.

1023321002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46514604.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1023321002 is about 31989.3888969452. The cubic root of 1023321002 is about 1007.7140083980.

Adding to 1023321002 its reverse (2001233201), we get a palindrome (3024554203).

The spelling of 1023321002 in words is "one billion, twenty-three million, three hundred twenty-one thousand, two".