2122001122222 has 8 divisors (see below), whose sum is σ = 3183055346016. Its totient is φ = 1060982673552.

The previous prime is 2122001122187. The next prime is 2122001122231. The reversal of 2122001122222 is 2222211002212.

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

It is a super-2 number, since 2×2122001122222² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2122001122222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8794998 + ... + 9033049.

It is an arithmetic number, because the mean of its divisors is an integer number (397881918252).

Almost surely, 2^{2122001122222} is an apocalyptic number.

2122001122222 is a deficient number, since it is larger than the sum of its proper divisors (1061054223794).

2122001122222 is a wasteful number, since it uses less digits than its factorization.

2122001122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17887562.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2122001122222 its reverse (2222211002212), we get a palindrome (4344212124434).

The spelling of 2122001122222 in words is "two trillion, one hundred twenty-two billion, one million, one hundred twenty-two thousand, two hundred twenty-two".