22121003209003 has 2 divisors, whose sum is σ = 22121003209004. Its totient is φ = 22121003209002.

The previous prime is 22121003209001. The next prime is 22121003209013. The reversal of 22121003209003 is 30090230012122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22121003209003 - 2¹ = 22121003209001 is a prime.

Together with 22121003209001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (22121003209001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060501604501 + 11060501604502.

It is an arithmetic number, because the mean of its divisors is an integer number (11060501604502).

Almost surely, 2^{22121003209003} is an apocalyptic number.

22121003209003 is a deficient number, since it is larger than the sum of its proper divisors (1).

22121003209003 is an equidigital number, since it uses as much as digits as its factorization.

22121003209003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 22121003209003 in words is "twenty-two trillion, one hundred twenty-one billion, three million, two hundred nine thousand, three".