2202122001222 has 72 divisors (see below), whose sum is σ = 5647866692832. Its totient is φ = 615978174240.

The previous prime is 2202122001199. The next prime is 2202122001227. The reversal of 2202122001222 is 2221002212022.

2202122001222 is a `hidden beast` number, since 220 + 2 + 1 + 220 + 0 + 1 + 222 = 666.

It is a super-4 number, since 4×2202122001222⁴ (a number of 50 digits) contains 4444 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 = 2202122001195 and 2202122001204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202122001227) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 38859198 + ... + 38915825.

It is an arithmetic number, because the mean of its divisors is an integer number (78442592956).

Almost surely, 2^{2202122001222} is an apocalyptic number.

2202122001222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2202122001222 is an abundant number, since it is smaller than the sum of its proper divisors (3445744691610).

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

2202122001222 is a wasteful number, since it uses less digits than its factorization.

2202122001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77775066 (or 77775052 counting only the distinct ones).

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

Adding to 2202122001222 its reverse (2221002212022), we get a palindrome (4423124213244).

The spelling of 2202122001222 in words is "two trillion, two hundred two billion, one hundred twenty-two million, one thousand, two hundred twenty-two".