1113212110223 has 2 divisors, whose sum is σ = 1113212110224. Its totient is φ = 1113212110222.

The previous prime is 1113212110189. The next prime is 1113212110229. The reversal of 1113212110223 is 3220112123111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1113212110223 - 2³⁰ = 1112138368399 is a prime.

It is a super-2 number, since 2×1113212110223² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1113212110195 and 1113212110204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113212110229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556606055111 + 556606055112.

It is an arithmetic number, because the mean of its divisors is an integer number (556606055112).

Almost surely, 2^{1113212110223} is an apocalyptic number.

1113212110223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113212110223 is an equidigital number, since it uses as much as digits as its factorization.

1113212110223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 1113212110223 its reverse (3220112123111), we get a palindrome (4333324233334).

The spelling of 1113212110223 in words is "one trillion, one hundred thirteen billion, two hundred twelve million, one hundred ten thousand, two hundred twenty-three".