2122122220022 has 8 divisors (see below), whose sum is σ = 3637923805776. Its totient is φ = 909480951432.

The previous prime is 2122122220013. The next prime is 2122122220027. The reversal of 2122122220022 is 2200222212212.

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

It is a super-2 number, since 2×2122122220022² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2122122219976 and 2122122220003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122122220027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75790079273 + ... + 75790079300.

It is an arithmetic number, because the mean of its divisors is an integer number (454740475722).

Almost surely, 2^{2122122220022} is an apocalyptic number.

2122122220022 is a deficient number, since it is larger than the sum of its proper divisors (1515801585754).

2122122220022 is a wasteful number, since it uses less digits than its factorization.

2122122220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151580158582.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 2122122220022 its reverse (2200222212212), we get a palindrome (4322344432234).

The spelling of 2122122220022 in words is "two trillion, one hundred twenty-two billion, one hundred twenty-two million, two hundred twenty thousand, twenty-two".