2222202122122 has 8 divisors (see below), whose sum is σ = 3334240304676. Its totient is φ = 1110788687232.

The previous prime is 2222202122099. The next prime is 2222202122149. The reversal of 2222202122122 is 2212212022222.

It can be written as a sum of positive squares in 2 ways, for example, as 2159956363041 + 62245759081 = 1469679^2 + 249491^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2222202122093 and 2222202122102.

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 3 ways as a sum of consecutive naturals, for example, 156178023 + ... + 156192250.

Almost surely, 2^{2222202122122} is an apocalyptic number.

2222202122122 is a deficient number, since it is larger than the sum of its proper divisors (1112038182554).

2222202122122 is a wasteful number, since it uses less digits than its factorization.

2222202122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312373832.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 2222202122122 its reverse (2212212022222), we get a palindrome (4434414144344).

The spelling of 2222202122122 in words is "two trillion, two hundred twenty-two billion, two hundred two million, one hundred twenty-two thousand, one hundred twenty-two".