10011021002 has 16 divisors (see below), whose sum is σ = 15333379272. Its totient is φ = 4900896000.

The previous prime is 10011021001. The next prime is 10011021011. The reversal of 10011021002 is 20012011001.

It can be written as a sum of positive squares in 4 ways, for example, as 9486565201 + 524455801 = 97399^2 + 22901^2 .

It is not an unprimeable number, because it can be changed into a prime (10011021001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230249 + ... + 270252.

Almost surely, 2^10011021002 is an apocalyptic number.

10011021002 is a deficient number, since it is larger than the sum of its proper divisors (5322358270).

10011021002 is a wasteful number, since it uses less digits than its factorization.

10011021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500713.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10011021002 its reverse (20012011001), we get a palindrome (30023032003).

The spelling of 10011021002 in words is "ten billion, eleven million, twenty-one thousand, two".