50121103 has 4 divisors (see below), whose sum is σ = 50145480. Its totient is φ = 50096728.

The previous prime is 50121089. The next prime is 50121109. The reversal of 50121103 is 30112105.

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 50121103 - 2⁹ = 50120591 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 (50121109) 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, 8788 + ... + 13321.

It is an arithmetic number, because the mean of its divisors is an integer number (12536370).

Almost surely, 2^50121103 is an apocalyptic number.

50121103 is a deficient number, since it is larger than the sum of its proper divisors (24377).

50121103 is a wasteful number, since it uses less digits than its factorization.

50121103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24376.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 50121103 is about 7079.6259081960. The cubic root of 50121103 is about 368.7003415654.

Adding to 50121103 its reverse (30112105), we get a palindrome (80233208).

The spelling of 50121103 in words is "fifty million, one hundred twenty-one thousand, one hundred three".