1225222225093 has 2 divisors, whose sum is σ = 1225222225094. Its totient is φ = 1225222225092.

The previous prime is 1225222225091. The next prime is 1225222225099. The reversal of 1225222225093 is 3905222225221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 726478361569 + 498743863524 = 852337^2 + 706218^2 .

It is a cyclic number.

It is not a de Polignac number, because 1225222225093 - 2¹ = 1225222225091 is a prime.

Together with 1225222225091, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1225222225091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612611112546 + 612611112547.

It is an arithmetic number, because the mean of its divisors is an integer number (612611112547).

Almost surely, 2^{1225222225093} is an apocalyptic number.

It is an amenable number.

1225222225093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1225222225093 is an equidigital number, since it uses as much as digits as its factorization.

1225222225093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 1225222225093 in words is "one trillion, two hundred twenty-five billion, two hundred twenty-two million, two hundred twenty-five thousand, ninety-three".