200001122022222 has 32 divisors (see below), whose sum is σ = 451080474220800. Its totient is φ = 65672010215064.

The previous prime is 200001122022197. The next prime is 200001122022239. The reversal of 200001122022222 is 222220221100002.

200001122022222 is a `hidden beast` number, since 200 + 0 + 0 + 1 + 1 + 220 + 22 + 222 = 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 = 200001122022195 and 200001122022204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27639731322 + ... + 27639738557.

It is an arithmetic number, because the mean of its divisors is an integer number (14096264819400).

Almost surely, 2^{200001122022222} is an apocalyptic number.

200001122022222 is an abundant number, since it is smaller than the sum of its proper divisors (251079352198578).

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

200001122022222 is a wasteful number, since it uses less digits than its factorization.

200001122022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55279469957 (or 55279469951 counting only the distinct ones).

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

Adding to 200001122022222 its reverse (222220221100002), we get a palindrome (422221343122224).

The spelling of 200001122022222 in words is "two hundred trillion, one billion, one hundred twenty-two million, twenty-two thousand, two hundred twenty-two".