22021331003 has 16 divisors (see below), whose sum is σ = 25544090880. Its totient is φ = 18594100896.

The previous prime is 22021330997. The next prime is 22021331009. The reversal of 22021331003 is 30013312022.

It is an interprime number because it is at equal distance from previous prime (22021330997) and next prime (22021331009).

It is not a de Polignac number, because 22021331003 - 2¹⁴ = 22021314619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22021331009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146993 + ... + 256221.

It is an arithmetic number, because the mean of its divisors is an integer number (1596505680).

Almost surely, 2^22021331003 is an apocalyptic number.

22021331003 is a deficient number, since it is larger than the sum of its proper divisors (3522759877).

22021331003 is a wasteful number, since it uses less digits than its factorization.

22021331003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109666.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 22021331003 its reverse (30013312022), we get a palindrome (52034643025).

The spelling of 22021331003 in words is "twenty-two billion, twenty-one million, three hundred thirty-one thousand, three".