10103111121 has 8 divisors (see below), whose sum is σ = 13513310784. Its totient is φ = 6714159440.

The previous prime is 10103111099. The next prime is 10103111201. The reversal of 10103111121 is 12111130101.

10103111121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 10103111121 - 2⁷ = 10103110993 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10103111097 and 10103111106.

It is not an unprimeable number, because it can be changed into a prime (10103111021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5310885 + ... + 5312786.

It is an arithmetic number, because the mean of its divisors is an integer number (1689163848).

Almost surely, 2^10103111121 is an apocalyptic number.

It is an amenable number.

10103111121 is a deficient number, since it is larger than the sum of its proper divisors (3410199663).

10103111121 is a wasteful number, since it uses less digits than its factorization.

10103111121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10623991.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 10103111121 its reverse (12111130101), we get a palindrome (22214241222).

The spelling of 10103111121 in words is "ten billion, one hundred three million, one hundred eleven thousand, one hundred twenty-one".