20221222003 has 4 divisors (see below), whose sum is σ = 20325995368. Its totient is φ = 20116448640.

The previous prime is 20221221997. The next prime is 20221222037. The reversal of 20221222003 is 30022212202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20221222003 is a prime.

It is a super-2 number, since 2×20221222003² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20221202003) 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 3 ways as a sum of consecutive naturals, for example, 52386393 + ... + 52386778.

It is an arithmetic number, because the mean of its divisors is an integer number (5081498842).

Almost surely, 2^20221222003 is an apocalyptic number.

20221222003 is a deficient number, since it is larger than the sum of its proper divisors (104773365).

20221222003 is a wasteful number, since it uses less digits than its factorization.

20221222003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104773364.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 20221222003 its reverse (30022212202), we get a palindrome (50243434205).

The spelling of 20221222003 in words is "twenty billion, two hundred twenty-one million, two hundred twenty-two thousand, three".