22022012220120 has 96 divisors (see below), whose sum is σ = 78078043339920. Its totient is φ = 5338669628160.

The previous prime is 22022012220113. The next prime is 22022012220121. The reversal of 22022012220120 is 2102221022022.

22022012220120 is a `hidden beast` number, since 220 + 2 + 201 + 2 + 220 + 1 + 20 = 666.

It is a super-2 number, since 2×22022012220120² (a number of 27 digits) contains 22 as substring.

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 = 22022012220093 and 22022012220102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022012220121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2780553139 + ... + 2780561058.

Almost surely, 2^{22022012220120} is an apocalyptic number.

22022012220120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22022012220120 is an abundant number, since it is smaller than the sum of its proper divisors (56056031119800).

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

22022012220120 is a wasteful number, since it uses less digits than its factorization.

22022012220120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5561114225 (or 5561114218 counting only the distinct ones).

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

Adding to 22022012220120 its reverse (2102221022022), we get a palindrome (24124233242142).

The spelling of 22022012220120 in words is "twenty-two trillion, twenty-two billion, twelve million, two hundred twenty thousand, one hundred twenty".