111212201020022 has 8 divisors (see below), whose sum is σ = 166818700045296. Its totient is φ = 55605967671592.

The previous prime is 111212201020001. The next prime is 111212201020027. The reversal of 111212201020022 is 220020102212111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111212201020027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65369393 + ... + 67049100.

It is an arithmetic number, because the mean of its divisors is an integer number (20852337505662).

Almost surely, 2^{111212201020022} is an apocalyptic number.

111212201020022 is a deficient number, since it is larger than the sum of its proper divisors (55606499025274).

111212201020022 is a wasteful number, since it uses less digits than its factorization.

111212201020022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132838422.

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

Adding to 111212201020022 its reverse (220020102212111), we get a palindrome (331232303232133).

The spelling of 111212201020022 in words is "one hundred eleven trillion, two hundred twelve billion, two hundred one million, twenty thousand, twenty-two".