10121120223 has 4 divisors (see below), whose sum is σ = 13494826968. Its totient is φ = 6747413480.

The previous prime is 10121120189. The next prime is 10121120237. The reversal of 10121120223 is 32202112101.

10121120223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10121120223 - 2¹⁰ = 10121119199 is a prime.

It is a super-3 number, since 3×10121120223³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121120423) 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 3 ways as a sum of consecutive naturals, for example, 1686853368 + ... + 1686853373.

It is an arithmetic number, because the mean of its divisors is an integer number (3373706742).

Almost surely, 2^10121120223 is an apocalyptic number.

10121120223 is a deficient number, since it is larger than the sum of its proper divisors (3373706745).

10121120223 is an equidigital number, since it uses as much as digits as its factorization.

10121120223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3373706744.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 10121120223 its reverse (32202112101), we get a palindrome (42323232324).

The spelling of 10121120223 in words is "ten billion, one hundred twenty-one million, one hundred twenty thousand, two hundred twenty-three".