111103303253 has 2 divisors, whose sum is σ = 111103303254. Its totient is φ = 111103303252.

The previous prime is 111103303211. The next prime is 111103303271. The reversal of 111103303253 is 352303301111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88198902289 + 22904400964 = 296983^2 + 151342^2 .

It is an emirp because it is prime and its reverse (352303301111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111103303253 - 2²⁰ = 111102254677 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111103303153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55551651626 + 55551651627.

It is an arithmetic number, because the mean of its divisors is an integer number (55551651627).

Almost surely, 2^111103303253 is an apocalyptic number.

It is an amenable number.

111103303253 is a deficient number, since it is larger than the sum of its proper divisors (1).

111103303253 is an equidigital number, since it uses as much as digits as its factorization.

111103303253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 23.

Adding to 111103303253 its reverse (352303301111), we get a palindrome (463406604364).

The spelling of 111103303253 in words is "one hundred eleven billion, one hundred three million, three hundred three thousand, two hundred fifty-three".