122122222148 has 24 divisors (see below), whose sum is σ = 217355278560. Its totient is φ = 60020896320.

The previous prime is 122122222147. The next prime is 122122222247. The reversal of 122122222148 is 841222221221.

It is a self number, because there is not a number n which added to its sum of digits gives 122122222148.

It is not an unprimeable number, because it can be changed into a prime (122122222147) 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, 5171015 + ... + 5194577.

It is an arithmetic number, because the mean of its divisors is an integer number (9056469940).

Almost surely, 2^122122222148 is an apocalyptic number.

It is an amenable number.

122122222148 is a deficient number, since it is larger than the sum of its proper divisors (95233056412).

122122222148 is a wasteful number, since it uses less digits than its factorization.

122122222148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45587 (or 45585 counting only the distinct ones).

The product of its digits is 4096, while the sum is 29.

Adding to 122122222148 its reverse (841222221221), we get a palindrome (963344443369).

The spelling of 122122222148 in words is "one hundred twenty-two billion, one hundred twenty-two million, two hundred twenty-two thousand, one hundred forty-eight".