401121103 has 16 divisors (see below), whose sum is σ = 453392640. Its totient is φ = 352598400.

The previous prime is 401121101. The next prime is 401121169. The reversal of 401121103 is 301121104.

It is a cyclic number.

It is not a de Polignac number, because 401121103 - 2¹ = 401121101 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 (401121101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14188 + ... + 31678.

It is an arithmetic number, because the mean of its divisors is an integer number (28337040).

Almost surely, 2^401121103 is an apocalyptic number.

401121103 is a deficient number, since it is larger than the sum of its proper divisors (52271537).

401121103 is a wasteful number, since it uses less digits than its factorization.

401121103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17598.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 401121103 is about 20028.0079638490. The cubic root of 401121103 is about 737.4940207501.

Adding to 401121103 its reverse (301121104), we get a palindrome (702242207).

Subtracting from 401121103 its reverse (301121104), we obtain a palindrome (99999999).

The spelling of 401121103 in words is "four hundred one million, one hundred twenty-one thousand, one hundred three".