1222140341231 has 2 divisors, whose sum is σ = 1222140341232. Its totient is φ = 1222140341230.

The previous prime is 1222140341203. The next prime is 1222140341251. The reversal of 1222140341231 is 1321430412221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1222140341231 - 2¹⁰ = 1222140340207 is a prime.

It is a super-2 number, since 2×1222140341231² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1222140341231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222140341251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611070170615 + 611070170616.

It is an arithmetic number, because the mean of its divisors is an integer number (611070170616).

Almost surely, 2^{1222140341231} is an apocalyptic number.

1222140341231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222140341231 is an equidigital number, since it uses as much as digits as its factorization.

1222140341231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1222140341231 its reverse (1321430412221), we get a palindrome (2543570753452).

The spelling of 1222140341231 in words is "one trillion, two hundred twenty-two billion, one hundred forty million, three hundred forty-one thousand, two hundred thirty-one".