12202222012002 has 48 divisors (see below), whose sum is σ = 30359595445920. Its totient is φ = 3503030241600.

The previous prime is 12202222011949. The next prime is 12202222012003. The reversal of 12202222012002 is 20021022220221.

12202222012002 is a `hidden beast` number, since 1 + 220 + 22 + 220 + 1 + 200 + 2 = 666.

It is a super-2 number, since 2×12202222012002² (a number of 27 digits) contains 22 as substring.

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 (12202222012003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1621769499 + ... + 1621777022.

It is an arithmetic number, because the mean of its divisors is an integer number (632491571790).

Almost surely, 2^{12202222012002} is an apocalyptic number.

12202222012002 is an abundant number, since it is smaller than the sum of its proper divisors (18157373433918).

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

12202222012002 is a wasteful number, since it uses less digits than its factorization.

12202222012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3243546559 (or 3243546556 counting only the distinct ones).

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

Adding to 12202222012002 its reverse (20021022220221), we get a palindrome (32223244232223).

The spelling of 12202222012002 in words is "twelve trillion, two hundred two billion, two hundred twenty-two million, twelve thousand, two".