212222012200110 has 128 divisors (see below), whose sum is σ = 621160693009920. Its totient is φ = 51132129984000.

The previous prime is 212222012200087. The next prime is 212222012200151. The reversal of 212222012200110 is 11002210222212.

It is a happy number.

212222012200110 is a `hidden beast` number, since 2 + 122 + 220 + 12 + 200 + 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 63 ways as a sum of consecutive naturals, for example, 218703691 + ... + 219671910.

It is an arithmetic number, because the mean of its divisors is an integer number (4852817914140).

Almost surely, 2^{212222012200110} is an apocalyptic number.

212222012200110 is an abundant number, since it is smaller than the sum of its proper divisors (408938680809810).

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

212222012200110 is a wasteful number, since it uses less digits than its factorization.

212222012200110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438375791 (or 438375785 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 212222012200110 its reverse (11002210222212), we get a palindrome (223224222422322).

The spelling of 212222012200110 in words is "two hundred twelve trillion, two hundred twenty-two billion, twelve million, two hundred thousand, one hundred ten".