121003233223223 has 4 divisors (see below), whose sum is σ = 130311174240408. Its totient is φ = 111695292206040.

The previous prime is 121003233223091. The next prime is 121003233223351. The reversal of 121003233223223 is 322322332300121.

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 121003233223223 - 2¹⁶ = 121003233157687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121003233225223) 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, 4653970508573 + ... + 4653970508598.

It is an arithmetic number, because the mean of its divisors is an integer number (32577793560102).

Almost surely, 2^{121003233223223} is an apocalyptic number.

121003233223223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

121003233223223 is a deficient number, since it is larger than the sum of its proper divisors (9307941017185).

121003233223223 is an equidigital number, since it uses as much as digits as its factorization.

121003233223223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9307941017184.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 121003233223223 its reverse (322322332300121), we get a palindrome (443325565523344).

The spelling of 121003233223223 in words is "one hundred twenty-one trillion, three billion, two hundred thirty-three million, two hundred twenty-three thousand, two hundred twenty-three".