12022222120002 has 64 divisors (see below), whose sum is σ = 26751788300160. Its totient is φ = 4002048084672.

The previous prime is 12022222119997. The next prime is 12022222120003. The reversal of 12022222120002 is 20002122222021.

12022222120002 is a `hidden beast` number, since 1 + 20 + 222 + 221 + 200 + 0 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (12022222120003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 335451628 + ... + 335487464.

It is an arithmetic number, because the mean of its divisors is an integer number (417996692190).

Almost surely, 2^{12022222120002} is an apocalyptic number.

12022222120002 is an abundant number, since it is smaller than the sum of its proper divisors (14729566180158).

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

12022222120002 is a wasteful number, since it uses less digits than its factorization.

12022222120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43984 (or 43978 counting only the distinct ones).

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

Adding to 12022222120002 its reverse (20002122222021), we get a palindrome (32024344342023).

The spelling of 12022222120002 in words is "twelve trillion, twenty-two billion, two hundred twenty-two million, one hundred twenty thousand, two".