10020332002 has 4 divisors (see below), whose sum is σ = 15030498006. Its totient is φ = 5010166000.

The previous prime is 10020331969. The next prime is 10020332009. The reversal of 10020332002 is 20023302001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10020210201 + 121801 = 100101^2 + 349^2 .

It is not an unprimeable number, because it can be changed into a prime (10020332009) 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 as a sum of consecutive naturals, namely, 2505082999 + ... + 2505083002.

Almost surely, 2^10020332002 is an apocalyptic number.

10020332002 is a deficient number, since it is larger than the sum of its proper divisors (5010166004).

10020332002 is an equidigital number, since it uses as much as digits as its factorization.

10020332002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5010166003.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 10020332002 its reverse (20023302001), we get a palindrome (30043634003).

The spelling of 10020332002 in words is "ten billion, twenty million, three hundred thirty-two thousand, two".