213001121103 has 8 divisors (see below), whose sum is σ = 284015961600. Its totient is φ = 141993514008.

The previous prime is 213001121041. The next prime is 213001121119. The reversal of 213001121103 is 301121100312.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 213001121103 - 2⁸ = 213001120847 is a prime.

It is a super-2 number, since 2×213001121103² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213001121143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1739263 + ... + 1857696.

It is an arithmetic number, because the mean of its divisors is an integer number (35501995200).

Almost surely, 2^213001121103 is an apocalyptic number.

213001121103 is a deficient number, since it is larger than the sum of its proper divisors (71014840497).

213001121103 is a wasteful number, since it uses less digits than its factorization.

213001121103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3616701.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 213001121103 its reverse (301121100312), we get a palindrome (514122221415).

The spelling of 213001121103 in words is "two hundred thirteen billion, one million, one hundred twenty-one thousand, one hundred three".