912123224402123 has 4 divisors (see below), whose sum is σ = 912133013430840. Its totient is φ = 912113435373408.

The previous prime is 912123224402083. The next prime is 912123224402129. The reversal of 912123224402123 is 321204422321219.

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 912123224402123 - 2⁶ = 912123224402059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (912123224402129) 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, 4894374590 + ... + 4894560947.

It is an arithmetic number, because the mean of its divisors is an integer number (228033253357710).

Almost surely, 2^{912123224402123} is an apocalyptic number.

912123224402123 is a deficient number, since it is larger than the sum of its proper divisors (9789028717).

912123224402123 is an equidigital number, since it uses as much as digits as its factorization.

912123224402123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9789028716.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 912123224402123 in words is "nine hundred twelve trillion, one hundred twenty-three billion, two hundred twenty-four million, four hundred two thousand, one hundred twenty-three".