222210201210120 has 192 divisors, whose sum is σ = 728503055280000. Its totient is φ = 58738815581184.

The previous prime is 222210201210097. The next prime is 222210201210133. The reversal of 222210201210120 is 21012102012222.

It is a happy number.

222210201210120 is a `hidden beast` number, since 2 + 22 + 210 + 201 + 210 + 1 + 20 = 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 = 222210201210093 and 222210201210102.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28944156 + ... + 35807604.

It is an arithmetic number, because the mean of its divisors is an integer number (3794286746250).

Almost surely, 2^{222210201210120} is an apocalyptic number.

222210201210120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222210201210120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (364251527640000).

222210201210120 is an abundant number, since it is smaller than the sum of its proper divisors (506292854069880).

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

222210201210120 is a wasteful number, since it uses less digits than its factorization.

222210201210120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6864252 (or 6864245 counting only the distinct ones).

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

Adding to 222210201210120 its reverse (21012102012222), we get a palindrome (243222303222342).

The spelling of 222210201210120 in words is "two hundred twenty-two trillion, two hundred ten billion, two hundred one million, two hundred ten thousand, one hundred twenty".