1222110022120 has 64 divisors (see below), whose sum is σ = 2984583813120. Its totient is φ = 447687523584.

The previous prime is 1222110022079. The next prime is 1222110022141. The reversal of 1222110022120 is 212200112221.

It is a happy number.

It is a super-2 number, since 2×1222110022120² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1222110022094 and 1222110022103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9186762 + ... + 9318841.

It is an arithmetic number, because the mean of its divisors is an integer number (46634122080).

Almost surely, 2^{1222110022120} is an apocalyptic number.

1222110022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222110022120 is an abundant number, since it is smaller than the sum of its proper divisors (1762473791000).

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

1222110022120 is a wasteful number, since it uses less digits than its factorization.

1222110022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18505754 (or 18505750 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1222110022120 its reverse (212200112221), we get a palindrome (1434310134341).

The spelling of 1222110022120 in words is "one trillion, two hundred twenty-two billion, one hundred ten million, twenty-two thousand, one hundred twenty".