111212002201222 has 32 divisors (see below), whose sum is σ = 183110762026080. Its totient is φ = 50340623324160.

The previous prime is 111212002201129. The next prime is 111212002201301. The reversal of 111212002201222 is 222102200212111.

It is a self number, because there is not a number n which added to its sum of digits gives 111212002201222.

It is a congruent number.

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, 12092779 + ... + 19200502.

It is an arithmetic number, because the mean of its divisors is an integer number (5722211313315).

Almost surely, 2^{111212002201222} is an apocalyptic number.

111212002201222 is a deficient number, since it is larger than the sum of its proper divisors (71898759824858).

111212002201222 is a wasteful number, since it uses less digits than its factorization.

111212002201222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31295928.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111212002201222 its reverse (222102200212111), we get a palindrome (333314202413333).

The spelling of 111212002201222 in words is "one hundred eleven trillion, two hundred twelve billion, two million, two hundred one thousand, two hundred twenty-two".