1220322294011 has 2 divisors, whose sum is σ = 1220322294012. Its totient is φ = 1220322294010.

The previous prime is 1220322293963. The next prime is 1220322294017. The reversal of 1220322294011 is 1104922230221.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1104922230221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1220322294011 - 2⁶ = 1220322293947 is a prime.

It is a super-3 number, since 3×1220322294011³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1220322294017) 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, 610161147005 + 610161147006.

It is an arithmetic number, because the mean of its divisors is an integer number (610161147006).

Almost surely, 2^{1220322294011} is an apocalyptic number.

1220322294011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220322294011 is an equidigital number, since it uses as much as digits as its factorization.

1220322294011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 1220322294011 in words is "one trillion, two hundred twenty billion, three hundred twenty-two million, two hundred ninety-four thousand, eleven".