1222339561259 has 2 divisors, whose sum is σ = 1222339561260. Its totient is φ = 1222339561258.

The previous prime is 1222339561231. The next prime is 1222339561309. The reversal of 1222339561259 is 9521659332221.

It is an a-pointer prime, because the next prime (1222339561309) can be obtained adding 1222339561259 to its sum of digits (50).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1222339561259 - 2¹⁶ = 1222339495723 is a prime.

It is a super-2 number, since 2×1222339561259² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1222339561459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611169780629 + 611169780630.

It is an arithmetic number, because the mean of its divisors is an integer number (611169780630).

Almost surely, 2^{1222339561259} is an apocalyptic number.

1222339561259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222339561259 is an equidigital number, since it uses as much as digits as its factorization.

1222339561259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1749600, while the sum is 50.

The spelling of 1222339561259 in words is "one trillion, two hundred twenty-two billion, three hundred thirty-nine million, five hundred sixty-one thousand, two hundred fifty-nine".