12222012002120 has 64 divisors (see below), whose sum is σ = 28019269509120. Its totient is φ = 4796411952384.

The previous prime is 12222012002119. The next prime is 12222012002149. The reversal of 12222012002120 is 2120021022221.

It is a happy number.

12222012002120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86694809 + ... + 86835671.

It is an arithmetic number, because the mean of its divisors is an integer number (437801086080).

Almost surely, 2^{12222012002120} is an apocalyptic number.

12222012002120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12222012002120 is an abundant number, since it is smaller than the sum of its proper divisors (15797257507000).

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

12222012002120 is a wasteful number, since it uses less digits than its factorization.

12222012002120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181854 (or 181850 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12222012002120 its reverse (2120021022221), we get a palindrome (14342033024341).

The spelling of 12222012002120 in words is "twelve trillion, two hundred twenty-two billion, twelve million, two thousand, one hundred twenty".