1223113311151 has 2 divisors, whose sum is σ = 1223113311152. Its totient is φ = 1223113311150.

The previous prime is 1223113311097. The next prime is 1223113311227. The reversal of 1223113311151 is 1511133113221.

It is a weak prime.

It is an emirp because it is prime and its reverse (1511133113221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1223113311151 - 2⁷ = 1223113311023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1223113351151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611556655575 + 611556655576.

It is an arithmetic number, because the mean of its divisors is an integer number (611556655576).

Almost surely, 2^{1223113311151} is an apocalyptic number.

1223113311151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223113311151 is an equidigital number, since it uses as much as digits as its factorization.

1223113311151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 540, while the sum is 25.

Adding to 1223113311151 its reverse (1511133113221), we get a palindrome (2734246424372).

The spelling of 1223113311151 in words is "one trillion, two hundred twenty-three billion, one hundred thirteen million, three hundred eleven thousand, one hundred fifty-one".