10123320220331 has 4 divisors (see below), whose sum is σ = 10123330780200. Its totient is φ = 10123309660464.

The previous prime is 10123320220303. The next prime is 10123320220441. The reversal of 10123320220331 is 13302202332101.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10123320220331 - 2⁴² = 5725273709227 is a prime.

It is a super-2 number, since 2×10123320220331² (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 = 10123320220297 and 10123320220306.

It is not an unprimeable number, because it can be changed into a prime (10123320420331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3680426 + ... + 5813103.

It is an arithmetic number, because the mean of its divisors is an integer number (2530832695050).

Almost surely, 2^{10123320220331} is an apocalyptic number.

10123320220331 is a deficient number, since it is larger than the sum of its proper divisors (10559869).

10123320220331 is an equidigital number, since it uses as much as digits as its factorization.

10123320220331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10559868.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 10123320220331 its reverse (13302202332101), we get a palindrome (23425522552432).

The spelling of 10123320220331 in words is "ten trillion, one hundred twenty-three billion, three hundred twenty million, two hundred twenty thousand, three hundred thirty-one".