1222100329993 has 2 divisors, whose sum is σ = 1222100329994. Its totient is φ = 1222100329992.

The previous prime is 1222100329987. The next prime is 1222100330027. The reversal of 1222100329993 is 3999230012221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 891800699904 + 330299630089 = 944352^2 + 574717^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222100329993 - 2⁹ = 1222100329481 is a prime.

It is not a weakly prime, because it can be changed into another prime (1222100029993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611050164996 + 611050164997.

It is an arithmetic number, because the mean of its divisors is an integer number (611050164997).

Almost surely, 2^{1222100329993} is an apocalyptic number.

It is an amenable number.

1222100329993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222100329993 is an equidigital number, since it uses as much as digits as its factorization.

1222100329993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 43.

The spelling of 1222100329993 in words is "one trillion, two hundred twenty-two billion, one hundred million, three hundred twenty-nine thousand, nine hundred ninety-three".