148424223122 has 18 divisors (see below), whose sum is σ = 258991778997. Its totient is φ = 63608746824.

The previous prime is 148424223121. The next prime is 148424223131. The reversal of 148424223122 is 221322424841.

It can be written as a sum of positive squares in 2 ways, for example, as 120708299761 + 27715923361 = 347431^2 + 166481^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=272419.

It is not an unprimeable number, because it can be changed into a prime (148424223121) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3794408 + ... + 3833324.

Almost surely, 2^148424223122 is an apocalyptic number.

148424223122 is a deficient number, since it is larger than the sum of its proper divisors (110567555875).

148424223122 is an frugal number, since it uses more digits than its factorization.

148424223122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77850 (or 38926 counting only the distinct ones).

The product of its digits is 49152, while the sum is 35.

Adding to 148424223122 its reverse (221322424841), we get a palindrome (369746647963).

The spelling of 148424223122 in words is "one hundred forty-eight billion, four hundred twenty-four million, two hundred twenty-three thousand, one hundred twenty-two".