10033121103 has 4 divisors (see below), whose sum is σ = 13377494808. Its totient is φ = 6688747400.

The previous prime is 10033121099. The next prime is 10033121117. The reversal of 10033121103 is 30112133001.

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 10033121103 - 2² = 10033121099 is a prime.

It is a super-4 number, since 4×10033121103⁴ (a number of 41 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10033121123) 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, 1672186848 + ... + 1672186853.

It is an arithmetic number, because the mean of its divisors is an integer number (3344373702).

Almost surely, 2^10033121103 is an apocalyptic number.

10033121103 is a deficient number, since it is larger than the sum of its proper divisors (3344373705).

10033121103 is an equidigital number, since it uses as much as digits as its factorization.

10033121103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3344373704.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 10033121103 its reverse (30112133001), we get a palindrome (40145254104).

The spelling of 10033121103 in words is "ten billion, thirty-three million, one hundred twenty-one thousand, one hundred three".