212122002220110 has 48 divisors (see below), whose sum is σ = 566423076207456. Its totient is φ = 55037060034624.

The previous prime is 212122002220013. The next prime is 212122002220259. The reversal of 212122002220110 is 11022200221212.

It is a happy number.

212122002220110 is a `hidden beast` number, since 21 + 212 + 200 + 2 + 220 + 1 + 10 = 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 23 ways as a sum of consecutive naturals, for example, 31850147154 + ... + 31850153813.

It is an arithmetic number, because the mean of its divisors is an integer number (11800480754322).

Almost surely, 2^{212122002220110} is an apocalyptic number.

212122002220110 is an abundant number, since it is smaller than the sum of its proper divisors (354301073987346).

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

212122002220110 is a wasteful number, since it uses less digits than its factorization.

212122002220110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63700301017 (or 63700301014 counting only the distinct ones).

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

Adding to 212122002220110 its reverse (11022200221212), we get a palindrome (223144202441322).

The spelling of 212122002220110 in words is "two hundred twelve trillion, one hundred twenty-two billion, two million, two hundred twenty thousand, one hundred ten".