111215325103 has 2 divisors, whose sum is σ = 111215325104. Its totient is φ = 111215325102.

The previous prime is 111215325101. The next prime is 111215325157. The reversal of 111215325103 is 301523512111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111215325103 - 2¹ = 111215325101 is a prime.

Together with 111215325101, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111215325101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55607662551 + 55607662552.

It is an arithmetic number, because the mean of its divisors is an integer number (55607662552).

Almost surely, 2^111215325103 is an apocalyptic number.

111215325103 is a deficient number, since it is larger than the sum of its proper divisors (1).

111215325103 is an equidigital number, since it uses as much as digits as its factorization.

111215325103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 25.

Adding to 111215325103 its reverse (301523512111), we get a palindrome (412738837214).

The spelling of 111215325103 in words is "one hundred eleven billion, two hundred fifteen million, three hundred twenty-five thousand, one hundred three".