10123203122 has 4 divisors (see below), whose sum is σ = 15184804686. Its totient is φ = 5061601560.

The previous prime is 10123203019. The next prime is 10123203131. The reversal of 10123203122 is 22130232101.

10123203122 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 can be written as a sum of positive squares in only one way, i.e., 9904429441 + 218773681 = 99521^2 + 14791^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10123203122.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2530800779 + ... + 2530800782.

Almost surely, 2^10123203122 is an apocalyptic number.

10123203122 is a deficient number, since it is larger than the sum of its proper divisors (5061601564).

10123203122 is an equidigital number, since it uses as much as digits as its factorization.

10123203122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5061601563.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 10123203122 its reverse (22130232101), we get a palindrome (32253435223).

The spelling of 10123203122 in words is "ten billion, one hundred twenty-three million, two hundred three thousand, one hundred twenty-two".