1222303113131 has 2 divisors, whose sum is σ = 1222303113132. Its totient is φ = 1222303113130.

The previous prime is 1222303113077. The next prime is 1222303113137. The reversal of 1222303113131 is 1313113032221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1222303113131 - 2²⁶ = 1222236004267 is a prime.

It is a super-2 number, since 2×1222303113131² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1222303113097 and 1222303113106.

It is not a weakly prime, because it can be changed into another prime (1222303113137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611151556565 + 611151556566.

It is an arithmetic number, because the mean of its divisors is an integer number (611151556566).

Almost surely, 2^{1222303113131} is an apocalyptic number.

1222303113131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222303113131 is an equidigital number, since it uses as much as digits as its factorization.

1222303113131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1222303113131 its reverse (1313113032221), we get a palindrome (2535416145352).

The spelling of 1222303113131 in words is "one trillion, two hundred twenty-two billion, three hundred three million, one hundred thirteen thousand, one hundred thirty-one".