10033120121 has 4 divisors (see below), whose sum is σ = 10174431744. Its totient is φ = 9891808500.

The previous prime is 10033120091. The next prime is 10033120151. The reversal of 10033120121 is 12102133001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (10033120091) and next prime (10033120151).

It is a cyclic number.

It is not a de Polignac number, because 10033120121 - 2¹⁸ = 10032857977 is a prime.

It is a super-4 number, since 4×10033120121⁴ (a number of 41 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10033120096 and 10033120105.

It is not an unprimeable number, because it can be changed into a prime (10033120151) 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, 70655705 + ... + 70655846.

It is an arithmetic number, because the mean of its divisors is an integer number (2543607936).

Almost surely, 2^10033120121 is an apocalyptic number.

It is an amenable number.

10033120121 is a deficient number, since it is larger than the sum of its proper divisors (141311623).

10033120121 is an equidigital number, since it uses as much as digits as its factorization.

10033120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141311622.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 10033120121 its reverse (12102133001), we get a palindrome (22135253122).

The spelling of 10033120121 in words is "ten billion, thirty-three million, one hundred twenty thousand, one hundred twenty-one".