212222201201112 has 32 divisors (see below), whose sum is σ = 530894083507200. Its totient is φ = 70695589666464.

The previous prime is 212222201201099. The next prime is 212222201201149. The reversal of 212222201201112 is 211102102222212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2821465812 + ... + 2821541027.

It is an arithmetic number, because the mean of its divisors is an integer number (16590440109600).

Almost surely, 2^{212222201201112} is an apocalyptic number.

It is an amenable number.

212222201201112 is an abundant number, since it is smaller than the sum of its proper divisors (318671882306088).

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

212222201201112 is a wasteful number, since it uses less digits than its factorization.

212222201201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5643008415 (or 5643008411 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 212222201201112 its reverse (211102102222212), we get a palindrome (423324303423324).

The spelling of 212222201201112 in words is "two hundred twelve trillion, two hundred twenty-two billion, two hundred one million, two hundred one thousand, one hundred twelve".