12022012011212 has 48 divisors (see below), whose sum is σ = 24377946046272. Its totient is φ = 5080762506240.

The previous prime is 12022012011169. The next prime is 12022012011299. The reversal of 12022012011212 is 21211021022021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10452248 + ... + 11545280.

It is an arithmetic number, because the mean of its divisors is an integer number (507873875964).

Almost surely, 2^{12022012011212} is an apocalyptic number.

It is an amenable number.

12022012011212 is an abundant number, since it is smaller than the sum of its proper divisors (12355934035060).

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

12022012011212 is a wasteful number, since it uses less digits than its factorization.

12022012011212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1098498 (or 1098496 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12022012011212 its reverse (21211021022021), we get a palindrome (33233033033233).

The spelling of 12022012011212 in words is "twelve trillion, twenty-two billion, twelve million, eleven thousand, two hundred twelve".