212000110022222 has 16 divisors (see below), whose sum is σ = 318120366816000. Its totient is φ = 105959990012160.

The previous prime is 212000110022203. The next prime is 212000110022231. The reversal of 212000110022222 is 222220011000212.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 212000110022222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193157654 + ... + 194252102.

It is an arithmetic number, because the mean of its divisors is an integer number (19882522926000).

Almost surely, 2^{212000110022222} is an apocalyptic number.

212000110022222 is a deficient number, since it is larger than the sum of its proper divisors (106120256793778).

212000110022222 is a wasteful number, since it uses less digits than its factorization.

212000110022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130971.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212000110022222 its reverse (222220011000212), we get a palindrome (434220121022434).

The spelling of 212000110022222 in words is "two hundred twelve trillion, one hundred ten million, twenty-two thousand, two hundred twenty-two".