12122003010331 has 4 divisors (see below), whose sum is σ = 12122017158064. Its totient is φ = 12121988862600.

The previous prime is 12122003010311. The next prime is 12122003010367. The reversal of 12122003010331 is 13301030022121.

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 12122003010331 - 2¹³ = 12122003002139 is a prime.

It is a super-2 number, since 2×12122003010331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12122003010299 and 12122003010308.

It is not an unprimeable number, because it can be changed into a prime (12122003010311) 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, 5699655 + ... + 7531936.

It is an arithmetic number, because the mean of its divisors is an integer number (3030504289516).

Almost surely, 2^{12122003010331} is an apocalyptic number.

12122003010331 is a deficient number, since it is larger than the sum of its proper divisors (14147733).

12122003010331 is an equidigital number, since it uses as much as digits as its factorization.

12122003010331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14147732.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12122003010331 its reverse (13301030022121), we get a palindrome (25423033032452).

The spelling of 12122003010331 in words is "twelve trillion, one hundred twenty-two billion, three million, ten thousand, three hundred thirty-one".