2212220220120 has 48 divisors (see below), whose sum is σ = 7189715716560. Its totient is φ = 589925391936.

The previous prime is 2212220220107. The next prime is 2212220220131. The reversal of 2212220220120 is 210220222122.

2212220220120 is a `hidden beast` number, since 2 + 212 + 220 + 220 + 12 + 0 = 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 = 2212220220093 and 2212220220102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3072527724 + ... + 3072528443.

It is an arithmetic number, because the mean of its divisors is an integer number (149785744095).

Almost surely, 2^{2212220220120} is an apocalyptic number.

2212220220120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212220220120 is an abundant number, since it is smaller than the sum of its proper divisors (4977495496440).

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

2212220220120 is a wasteful number, since it uses less digits than its factorization.

2212220220120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6145056184 (or 6145056177 counting only the distinct ones).

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

Adding to 2212220220120 its reverse (210220222122), we get a palindrome (2422440442242).

The spelling of 2212220220120 in words is "two trillion, two hundred twelve billion, two hundred twenty million, two hundred twenty thousand, one hundred twenty".