122233478148 has 36 divisors (see below), whose sum is σ = 311713408188. Its totient is φ = 40383920640.

The previous prime is 122233478137. The next prime is 122233478179. The reversal of 122233478148 is 841874332221.

122233478148 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 33 + 478 + 148 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 66325821444 + 55907656704 = 257538^2 + 236448^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×122233478148³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15019713 + ... + 15027848.

It is an arithmetic number, because the mean of its divisors is an integer number (8658705783).

Almost surely, 2^122233478148 is an apocalyptic number.

122233478148 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

122233478148 is an abundant number, since it is smaller than the sum of its proper divisors (189479930040).

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

122233478148 is a wasteful number, since it uses less digits than its factorization.

122233478148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30047684 (or 30047679 counting only the distinct ones).

The product of its digits is 516096, while the sum is 45.

The spelling of 122233478148 in words is "one hundred twenty-two billion, two hundred thirty-three million, four hundred seventy-eight thousand, one hundred forty-eight".