1220014111273 has 2 divisors, whose sum is σ = 1220014111274. Its totient is φ = 1220014111272.

The previous prime is 1220014111259. The next prime is 1220014111279. The reversal of 1220014111273 is 3721114100221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 845906951824 + 374107159449 = 919732^2 + 611643^2 .

It is a cyclic number.

It is not a de Polignac number, because 1220014111273 - 2⁹ = 1220014110761 is a prime.

It is not a weakly prime, because it can be changed into another prime (1220014111279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610007055636 + 610007055637.

It is an arithmetic number, because the mean of its divisors is an integer number (610007055637).

Almost surely, 2^{1220014111273} is an apocalyptic number.

It is an amenable number.

1220014111273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220014111273 is an equidigital number, since it uses as much as digits as its factorization.

1220014111273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 25.

Adding to 1220014111273 its reverse (3721114100221), we get a palindrome (4941128211494).

The spelling of 1220014111273 in words is "one trillion, two hundred twenty billion, fourteen million, one hundred eleven thousand, two hundred seventy-three".