12222020220120 has 160 divisors (see below), whose sum is σ = 41163925572000. Its totient is φ = 3252512558592.

The previous prime is 12222020220119. The next prime is 12222020220139. The reversal of 12222020220120 is 2102202022221.

12222020220120 is a `hidden beast` number, since 1 + 22 + 220 + 202 + 201 + 20 = 666.

12222020220120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12222020220120² (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 = 12222020220093 and 12222020220102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2295045 + ... + 5450804.

It is an arithmetic number, because the mean of its divisors is an integer number (257274534825).

Almost surely, 2^{12222020220120} is an apocalyptic number.

12222020220120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12222020220120 is an abundant number, since it is smaller than the sum of its proper divisors (28941905351880).

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

12222020220120 is a wasteful number, since it uses less digits than its factorization.

12222020220120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7746359 (or 7746346 counting only the distinct ones).

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

Adding to 12222020220120 its reverse (2102202022221), we get a palindrome (14324222242341).

The spelling of 12222020220120 in words is "twelve trillion, two hundred twenty-two billion, twenty million, two hundred twenty thousand, one hundred twenty".