117211103 has 2 divisors, whose sum is σ = 117211104. Its totient is φ = 117211102.

The previous prime is 117211051. The next prime is 117211109. The reversal of 117211103 is 301112711.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117211103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117211109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58605551 + 58605552.

It is an arithmetic number, because the mean of its divisors is an integer number (58605552).

Almost surely, 2^117211103 is an apocalyptic number.

117211103 is a deficient number, since it is larger than the sum of its proper divisors (1).

117211103 is an equidigital number, since it uses as much as digits as its factorization.

117211103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42, while the sum is 17.

The square root of 117211103 is about 10826.4076682896. The cubic root of 117211103 is about 489.3913072058.

Adding to 117211103 its reverse (301112711), we get a palindrome (418323814).

The spelling of 117211103 in words is "one hundred seventeen million, two hundred eleven thousand, one hundred three".