1263232211233 has 2 divisors, whose sum is σ = 1263232211234. Its totient is φ = 1263232211232.

The previous prime is 1263232211179. The next prime is 1263232211323. The reversal of 1263232211233 is 3321122323621.

Together with next prime (1263232211323) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1000174007569 + 263058203664 = 1000087^2 + 512892^2 .

It is a cyclic number.

It is not a de Polignac number, because 1263232211233 - 2²⁵ = 1263198656801 is a prime.

It is a super-2 number, since 2×1263232211233² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1263232211195 and 1263232211204.

It is not a weakly prime, because it can be changed into another prime (1263232211333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 631616105616 + 631616105617.

It is an arithmetic number, because the mean of its divisors is an integer number (631616105617).

Almost surely, 2^{1263232211233} is an apocalyptic number.

It is an amenable number.

1263232211233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1263232211233 is an equidigital number, since it uses as much as digits as its factorization.

1263232211233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 31.

Adding to 1263232211233 its reverse (3321122323621), we get a palindrome (4584354534854).

The spelling of 1263232211233 in words is "one trillion, two hundred sixty-three billion, two hundred thirty-two million, two hundred eleven thousand, two hundred thirty-three".