122236148 has 12 divisors (see below), whose sum is σ = 214989600. Its totient is φ = 60810552.

The previous prime is 122236117. The next prime is 122236181. The reversal of 122236148 is 841632221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 122236148.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75986 + ... + 77577.

It is an arithmetic number, because the mean of its divisors is an integer number (17915800).

Almost surely, 2^122236148 is an apocalyptic number.

It is an amenable number.

122236148 is a deficient number, since it is larger than the sum of its proper divisors (92753452).

122236148 is a wasteful number, since it uses less digits than its factorization.

122236148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153766 (or 153764 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 122236148 is about 11056.0457669096. The cubic root of 122236148 is about 496.2873649130.

Adding to 122236148 its reverse (841632221), we get a palindrome (963868369).

The spelling of 122236148 in words is "one hundred twenty-two million, two hundred thirty-six thousand, one hundred forty-eight".