21022230003 has 8 divisors (see below), whose sum is σ = 28030396416. Its totient is φ = 14014441800.

The previous prime is 21022229993. The next prime is 21022230013. The reversal of 21022230003 is 30003222012.

It is an interprime number because it is at equal distance from previous prime (21022229993) and next prime (21022230013).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 21022230003 - 2¹⁷ = 21022098931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21022230013) 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, 82518 + ... + 221028.

It is an arithmetic number, because the mean of its divisors is an integer number (3503799552).

Almost surely, 2^21022230003 is an apocalyptic number.

21022230003 is a deficient number, since it is larger than the sum of its proper divisors (7008166413).

21022230003 is a wasteful number, since it uses less digits than its factorization.

21022230003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189105.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 21022230003 its reverse (30003222012), we get a palindrome (51025452015).

The spelling of 21022230003 in words is "twenty-one billion, twenty-two million, two hundred thirty thousand, three".