10123323010121 has 4 divisors (see below), whose sum is σ = 10123331242752. Its totient is φ = 10123314777492.

The previous prime is 10123323010091. The next prime is 10123323010147. The reversal of 10123323010121 is 12101032332101.

It is a happy number.

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, 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 10123323010121 - 2¹⁴ = 10123322993737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10123323010093 and 10123323010102.

It is not an unprimeable number, because it can be changed into a prime (10123323018121) 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, 1859321 + ... + 4868646.

It is an arithmetic number, because the mean of its divisors is an integer number (2530832810688).

Almost surely, 2^{10123323010121} is an apocalyptic number.

It is an amenable number.

10123323010121 is a deficient number, since it is larger than the sum of its proper divisors (8232631).

10123323010121 is an equidigital number, since it uses as much as digits as its factorization.

10123323010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8232630.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 10123323010121 its reverse (12101032332101), we get a palindrome (22224355342222).

The spelling of 10123323010121 in words is "ten trillion, one hundred twenty-three billion, three hundred twenty-three million, ten thousand, one hundred twenty-one".