21003303341222 has 16 divisors (see below), whose sum is σ = 31650302361600. Its totient is φ = 10453240130760.

The previous prime is 21003303341129. The next prime is 21003303341233. The reversal of 21003303341222 is 22214330330012.

It is a happy number.

It is a super-2 number, since 2×21003303341222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21003303341191 and 21003303341200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8274854 + ... + 10510937.

It is an arithmetic number, because the mean of its divisors is an integer number (1978143897600).

Almost surely, 2^{21003303341222} is an apocalyptic number.

21003303341222 is a deficient number, since it is larger than the sum of its proper divisors (10646999020378).

21003303341222 is a wasteful number, since it uses less digits than its factorization.

21003303341222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18788371.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 21003303341222 its reverse (22214330330012), we get a palindrome (43217633671234).

The spelling of 21003303341222 in words is "twenty-one trillion, three billion, three hundred three million, three hundred forty-one thousand, two hundred twenty-two".