12001424022 has 32 divisors (see below), whose sum is σ = 30479808000. Its totient is φ = 3428978184.

The previous prime is 12001423997. The next prime is 12001424027. The reversal of 12001424022 is 22042410021.

12001424022 is a `hidden beast` number, since 120 + 0 + 142 + 402 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12001423986 and 12001424004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001424027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15874522 + ... + 15875277.

It is an arithmetic number, because the mean of its divisors is an integer number (952494000).

Almost surely, 2^12001424022 is an apocalyptic number.

12001424022 is an abundant number, since it is smaller than the sum of its proper divisors (18478383978).

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

12001424022 is a wasteful number, since it uses less digits than its factorization.

12001424022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31749817 (or 31749811 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 12001424022 its reverse (22042410021), we get a palindrome (34043834043).

The spelling of 12001424022 in words is "twelve billion, one million, four hundred twenty-four thousand, twenty-two".