121411103 has 4 divisors (see below), whose sum is σ = 132448488. Its totient is φ = 110373720.

The previous prime is 121411099. The next prime is 121411109. The reversal of 121411103 is 301114121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121411103 - 2² = 121411099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121411109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5518676 + ... + 5518697.

It is an arithmetic number, because the mean of its divisors is an integer number (33112122).

Almost surely, 2^121411103 is an apocalyptic number.

121411103 is a deficient number, since it is larger than the sum of its proper divisors (11037385).

121411103 is a wasteful number, since it uses less digits than its factorization.

121411103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11037384.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 121411103 is about 11018.6706548476. The cubic root of 121411103 is about 495.1682630361.

Adding to 121411103 its reverse (301114121), we get a palindrome (422525224).

The spelling of 121411103 in words is "one hundred twenty-one million, four hundred eleven thousand, one hundred three".