10321121103 has 16 divisors (see below), whose sum is σ = 14136362976. Its totient is φ = 6693390720.

The previous prime is 10321121093. The next prime is 10321121147. The reversal of 10321121103 is 30112112301.

It is a happy number.

It is not a de Polignac number, because 10321121103 - 2⁵ = 10321121071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10321121003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1008673 + ... + 1018853.

It is an arithmetic number, because the mean of its divisors is an integer number (883522686).

Almost surely, 2^10321121103 is an apocalyptic number.

10321121103 is a deficient number, since it is larger than the sum of its proper divisors (3815241873).

10321121103 is a wasteful number, since it uses less digits than its factorization.

10321121103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19354.

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

Adding to 10321121103 its reverse (30112112301), we get a palindrome (40433233404).

The spelling of 10321121103 in words is "ten billion, three hundred twenty-one million, one hundred twenty-one thousand, one hundred three".