113213231211263 has 2 divisors, whose sum is σ = 113213231211264. Its totient is φ = 113213231211262.

The previous prime is 113213231211211. The next prime is 113213231211299. The reversal of 113213231211263 is 362112132312311.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (362112132312311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113213231211263 - 2⁴⁶ = 42844487033599 is a prime.

It is a super-2 number, since 2×113213231211263² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113213231210263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56606615605631 + 56606615605632.

It is an arithmetic number, because the mean of its divisors is an integer number (56606615605632).

Almost surely, 2^{113213231211263} is an apocalyptic number.

113213231211263 is a deficient number, since it is larger than the sum of its proper divisors (1).

113213231211263 is an equidigital number, since it uses as much as digits as its factorization.

113213231211263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 32.

Adding to 113213231211263 its reverse (362112132312311), we get a palindrome (475325363523574).

The spelling of 113213231211263 in words is "one hundred thirteen trillion, two hundred thirteen billion, two hundred thirty-one million, two hundred eleven thousand, two hundred sixty-three".