1222214226073 has 2 divisors, whose sum is σ = 1222214226074. Its totient is φ = 1222214226072.

The previous prime is 1222214226061. The next prime is 1222214226083. The reversal of 1222214226073 is 3706224122221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 655042566409 + 567171659664 = 809347^2 + 753108^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1222214226073 is a prime.

It is a super-2 number, since 2×1222214226073² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1222214226083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611107113036 + 611107113037.

It is an arithmetic number, because the mean of its divisors is an integer number (611107113037).

Almost surely, 2^{1222214226073} is an apocalyptic number.

It is an amenable number.

1222214226073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222214226073 is an equidigital number, since it uses as much as digits as its factorization.

1222214226073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 34.

Adding to 1222214226073 its reverse (3706224122221), we get a palindrome (4928438348294).

The spelling of 1222214226073 in words is "one trillion, two hundred twenty-two billion, two hundred fourteen million, two hundred twenty-six thousand, seventy-three".