10021212003 has 16 divisors (see below), whose sum is σ = 15433739136. Its totient is φ = 5716199040.

The previous prime is 10021211989. The next prime is 10021212011. The reversal of 10021212003 is 30021212001.

It is not a de Polignac number, because 10021212003 - 2¹⁴ = 10021195619 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10021212003.

It is not an unprimeable number, because it can be changed into a prime (10021212083) 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 15 ways as a sum of consecutive naturals, for example, 8931001 + ... + 8932122.

It is an arithmetic number, because the mean of its divisors is an integer number (964608696).

Almost surely, 2^10021212003 is an apocalyptic number.

10021212003 is a deficient number, since it is larger than the sum of its proper divisors (5412527133).

10021212003 is a wasteful number, since it uses less digits than its factorization.

10021212003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17863154.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10021212003 its reverse (30021212001), we get a palindrome (40042424004).

The spelling of 10021212003 in words is "ten billion, twenty-one million, two hundred twelve thousand, three".