212202221101110 has 96 divisors (see below), whose sum is σ = 586514112369120. Its totient is φ = 53078200128000.

The previous prime is 212202221101067. The next prime is 212202221101121. The reversal of 212202221101110 is 11101122202212.

212202221101110 is a `hidden beast` number, since 2 + 1 + 220 + 222 + 110 + 1 + 110 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 614158311 + ... + 614503730.

It is an arithmetic number, because the mean of its divisors is an integer number (6109522003845).

Almost surely, 2^{212202221101110} is an apocalyptic number.

212202221101110 is an abundant number, since it is smaller than the sum of its proper divisors (374311891268010).

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

212202221101110 is a wasteful number, since it uses less digits than its factorization.

212202221101110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228662174 (or 1228662171 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 212202221101110 its reverse (11101122202212), we get a palindrome (223303343303322).

The spelling of 212202221101110 in words is "two hundred twelve trillion, two hundred two billion, two hundred twenty-one million, one hundred one thousand, one hundred ten".