123364052122 has 4 divisors (see below), whose sum is σ = 185046078186. Its totient is φ = 61682026060.

The previous prime is 123364052117. The next prime is 123364052129. The reversal of 123364052122 is 221250463321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221250463321 = 4337 ⋅51014633.

It can be written as a sum of positive squares in only one way, i.e., 123335118481 + 28933641 = 351191^2 + 5379^2 .

It is not an unprimeable number, because it can be changed into a prime (123364052129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30841013029 + ... + 30841013032.

Almost surely, 2^123364052122 is an apocalyptic number.

123364052122 is a deficient number, since it is larger than the sum of its proper divisors (61682026064).

123364052122 is an equidigital number, since it uses as much as digits as its factorization.

123364052122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61682026063.

The product of its (nonzero) digits is 17280, while the sum is 31.

The spelling of 123364052122 in words is "one hundred twenty-three billion, three hundred sixty-four million, fifty-two thousand, one hundred twenty-two".