123222422412 has 36 divisors (see below), whose sum is σ = 321526610496. Its totient is φ = 39749168160.

The previous prime is 123222422399. The next prime is 123222422429. The reversal of 123222422412 is 214224222321.

123222422412 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 2 + 242 + 2 + 412 = 666.

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

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55206063 + ... + 55208294.

It is an arithmetic number, because the mean of its divisors is an integer number (8931294736).

Almost surely, 2^123222422412 is an apocalyptic number.

123222422412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123222422412 is an abundant number, since it is smaller than the sum of its proper divisors (198304188084).

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

123222422412 is a wasteful number, since it uses less digits than its factorization.

123222422412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110414398 (or 110414393 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

Adding to 123222422412 its reverse (214224222321), we get a palindrome (337446644733).

The spelling of 123222422412 in words is "one hundred twenty-three billion, two hundred twenty-two million, four hundred twenty-two thousand, four hundred twelve".