10031321002 has 16 divisors (see below), whose sum is σ = 15934733640. Its totient is φ = 4719840768.

The previous prime is 10031320991. The next prime is 10031321011. The reversal of 10031321002 is 20012313001.

It can be written as a sum of positive squares in 4 ways, for example, as 10028219881 + 3101121 = 100141^2 + 1761^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219478 + ... + 261214.

Almost surely, 2^10031321002 is an apocalyptic number.

10031321002 is a deficient number, since it is larger than the sum of its proper divisors (5903412638).

10031321002 is a wasteful number, since it uses less digits than its factorization.

10031321002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48825.

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

Adding to 10031321002 its reverse (20012313001), we get a palindrome (30043634003).

The spelling of 10031321002 in words is "ten billion, thirty-one million, three hundred twenty-one thousand, two".