110000121222222 has 64 divisors (see below), whose sum is σ = 304762240627200. Its totient is φ = 28571460056640.

The previous prime is 110000121222197. The next prime is 110000121222259. The reversal of 110000121222222 is 222222121000011.

It is a happy number.

110000121222222 is a `hidden beast` number, since 1 + 100 + 0 + 0 + 121 + 222 + 222 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 110000121222195 and 110000121222204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13227523647 + ... + 13227531962.

It is an arithmetic number, because the mean of its divisors is an integer number (4761910009800).

Almost surely, 2^{110000121222222} is an apocalyptic number.

110000121222222 is an abundant number, since it is smaller than the sum of its proper divisors (194762119404978).

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

110000121222222 is a wasteful number, since it uses less digits than its factorization.

110000121222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26455055638 (or 26455055632 counting only the distinct ones).

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

Adding to 110000121222222 its reverse (222222121000011), we get a palindrome (332222242222233).

The spelling of 110000121222222 in words is "one hundred ten trillion, one hundred twenty-one million, two hundred twenty-two thousand, two hundred twenty-two".