1222100221003 has 2 divisors, whose sum is σ = 1222100221004. Its totient is φ = 1222100221002.

The previous prime is 1222100220977. The next prime is 1222100221007. The reversal of 1222100221003 is 3001220012221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1222100221003 - 2³³ = 1213510286411 is a prime.

It is not a weakly prime, because it can be changed into another prime (1222100221007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611050110501 + 611050110502.

It is an arithmetic number, because the mean of its divisors is an integer number (611050110502).

Almost surely, 2^{1222100221003} is an apocalyptic number.

1222100221003 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222100221003 is an equidigital number, since it uses as much as digits as its factorization.

1222100221003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1222100221003 its reverse (3001220012221), we get a palindrome (4223320233224).

The spelling of 1222100221003 in words is "one trillion, two hundred twenty-two billion, one hundred million, two hundred twenty-one thousand, three".