21222233003 has 2 divisors, whose sum is σ = 21222233004. Its totient is φ = 21222233002.

The previous prime is 21222232981. The next prime is 21222233113. The reversal of 21222233003 is 30033222212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21222233003 - 2¹⁴ = 21222216619 is a prime.

It is not a weakly prime, because it can be changed into another prime (21222236003) 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 as a sum of consecutive naturals, namely, 10611116501 + 10611116502.

It is an arithmetic number, because the mean of its divisors is an integer number (10611116502).

Almost surely, 2^21222233003 is an apocalyptic number.

21222233003 is a deficient number, since it is larger than the sum of its proper divisors (1).

21222233003 is an equidigital number, since it uses as much as digits as its factorization.

21222233003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 21222233003 its reverse (30033222212), we get a palindrome (51255455215).

The spelling of 21222233003 in words is "twenty-one billion, two hundred twenty-two million, two hundred thirty-three thousand, three".