1222122200993 has 2 divisors, whose sum is σ = 1222122200994. Its totient is φ = 1222122200992.

The previous prime is 1222122200983. The next prime is 1222122201023. The reversal of 1222122200993 is 3990022212221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1183587333184 + 38534867809 = 1087928^2 + 196303^2 .

It is a cyclic number.

It is not a de Polignac number, because 1222122200993 - 2³⁸ = 947244294049 is a prime.

It is not a weakly prime, because it can be changed into another prime (1222122200933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611061100496 + 611061100497.

It is an arithmetic number, because the mean of its divisors is an integer number (611061100497).

Almost surely, 2^{1222122200993} is an apocalyptic number.

It is an amenable number.

1222122200993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222122200993 is an equidigital number, since it uses as much as digits as its factorization.

1222122200993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 1222122200993 in words is "one trillion, two hundred twenty-two billion, one hundred twenty-two million, two hundred thousand, nine hundred ninety-three".