2202120112122 has 48 divisors (see below), whose sum is σ = 5564151902400. Its totient is φ = 629177173128.

The previous prime is 2202120112069. The next prime is 2202120112147. The reversal of 2202120112122 is 2212110212022.

It is a happy number.

2202120112122 is a `hidden beast` number, since 220 + 212 + 0 + 112 + 122 = 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 = 2202120112095 and 2202120112104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 178332028 + ... + 178344375.

It is an arithmetic number, because the mean of its divisors is an integer number (115919831300).

Almost surely, 2^{2202120112122} is an apocalyptic number.

2202120112122 is an abundant number, since it is smaller than the sum of its proper divisors (3362031790278).

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

2202120112122 is a wasteful number, since it uses less digits than its factorization.

2202120112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356676432 (or 356676415 counting only the distinct ones).

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

Adding to 2202120112122 its reverse (2212110212022), we get a palindrome (4414230324144).

The spelling of 2202120112122 in words is "two trillion, two hundred two billion, one hundred twenty million, one hundred twelve thousand, one hundred twenty-two".