22222201020120 has 96 divisors (see below), whose sum is σ = 72229152172320. Its totient is φ = 5925346007040.

The previous prime is 22222201020091. The next prime is 22222201020137. The reversal of 22222201020120 is 2102010222222.

22222201020120 is a `hidden beast` number, since 2 + 222 + 220 + 1 + 0 + 201 + 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 = 22222201020093 and 22222201020102.

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, 735525 + ... + 6707115.

It is an arithmetic number, because the mean of its divisors is an integer number (752387001795).

Almost surely, 2^{22222201020120} is an apocalyptic number.

22222201020120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22222201020120 is an abundant number, since it is smaller than the sum of its proper divisors (50006951152200).

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

22222201020120 is a wasteful number, since it uses less digits than its factorization.

22222201020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5981945 (or 5981938 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22222201020120 its reverse (2102010222222), we get a palindrome (24324211242342).

The spelling of 22222201020120 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred one million, twenty thousand, one hundred twenty".