122342720325 has 24 divisors (see below), whose sum is σ = 231169483968. Its totient is φ = 55928100480.

The previous prime is 122342720321. The next prime is 122342720329. The reversal of 122342720325 is 523027243221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (122342720321) and next prime (122342720329).

It is not a de Polignac number, because 122342720325 - 2² = 122342720321 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122342720321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116516352 + ... + 116517401.

It is an arithmetic number, because the mean of its divisors is an integer number (9632061832).

Almost surely, 2^122342720325 is an apocalyptic number.

122342720325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122342720325 is a deficient number, since it is larger than the sum of its proper divisors (108826763643).

122342720325 is a wasteful number, since it uses less digits than its factorization.

122342720325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233033773 (or 233033768 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

Adding to 122342720325 its reverse (523027243221), we get a palindrome (645369963546).

The spelling of 122342720325 in words is "one hundred twenty-two billion, three hundred forty-two million, seven hundred twenty thousand, three hundred twenty-five".