2112202022222 has 32 divisors (see below), whose sum is σ = 3222345756672. Its totient is φ = 1038243153024.

The previous prime is 2112202022201. The next prime is 2112202022237. The reversal of 2112202022222 is 2222202022112.

It is a super-2 number, since 2×2112202022222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112202022194 and 2112202022203.

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, 153462713 + ... + 153476475.

It is an arithmetic number, because the mean of its divisors is an integer number (100698304896).

Almost surely, 2^{2112202022222} is an apocalyptic number.

2112202022222 is a deficient number, since it is larger than the sum of its proper divisors (1110143734450).

2112202022222 is a wasteful number, since it uses less digits than its factorization.

2112202022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19352.

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

Adding to 2112202022222 its reverse (2222202022112), we get a palindrome (4334404044334).

The spelling of 2112202022222 in words is "two trillion, one hundred twelve billion, two hundred two million, twenty-two thousand, two hundred twenty-two".