22121003203003 has 2 divisors, whose sum is σ = 22121003203004. Its totient is φ = 22121003203002.

The previous prime is 22121003202997. The next prime is 22121003203069. The reversal of 22121003203003 is 30030230012122.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22121003203003 is a prime.

It is not a weakly prime, because it can be changed into another prime (22121003209003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060501601501 + 11060501601502.

It is an arithmetic number, because the mean of its divisors is an integer number (11060501601502).

Almost surely, 2^{22121003203003} is an apocalyptic number.

22121003203003 is a deficient number, since it is larger than the sum of its proper divisors (1).

22121003203003 is an equidigital number, since it uses as much as digits as its factorization.

22121003203003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 22121003203003 its reverse (30030230012122), we get a palindrome (52151233215125).

The spelling of 22121003203003 in words is "twenty-two trillion, one hundred twenty-one billion, three million, two hundred three thousand, three".