123221738322 has 16 divisors (see below), whose sum is σ = 273826085280. Its totient is φ = 41073912756.

The previous prime is 123221738261. The next prime is 123221738323. The reversal of 123221738322 is 223837122321.

123221738322 is a `hidden beast` number, since 1 + 2 + 322 + 1 + 7 + 3 + 8 + 322 = 666.

123221738322 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (123221738323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1140941968 + ... + 1140942075.

It is an arithmetic number, because the mean of its divisors is an integer number (17114130330).

Almost surely, 2^123221738322 is an apocalyptic number.

123221738322 is an abundant number, since it is smaller than the sum of its proper divisors (150604346958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123221738322 is a wasteful number, since it uses less digits than its factorization.

123221738322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2281884054 (or 2281884048 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The spelling of 123221738322 in words is "one hundred twenty-three billion, two hundred twenty-one million, seven hundred thirty-eight thousand, three hundred twenty-two".