2175112272222 has 32 divisors (see below), whose sum is σ = 4833744303360. Its totient is φ = 725013202680.

The previous prime is 2175112272211. The next prime is 2175112272269. The reversal of 2175112272222 is 2222722115712.

It is a super-2 number, since 2×2175112272222² (a number of 25 digits) contains 22 as substring.

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, 996573 + ... + 2311575.

It is an arithmetic number, because the mean of its divisors is an integer number (151054509480).

Almost surely, 2^{2175112272222} is an apocalyptic number.

2175112272222 is an abundant number, since it is smaller than the sum of its proper divisors (2658632031138).

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

2175112272222 is a wasteful number, since it uses less digits than its factorization.

2175112272222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345645 (or 1345639 counting only the distinct ones).

The product of its digits is 31360, while the sum is 36.

Adding to 2175112272222 its reverse (2222722115712), we get a palindrome (4397834387934).

The spelling of 2175112272222 in words is "two trillion, one hundred seventy-five billion, one hundred twelve million, two hundred seventy-two thousand, two hundred twenty-two".