2112212022 has 32 divisors (see below), whose sum is σ = 4505598432. Its totient is φ = 657813504.

The previous prime is 2112211967. The next prime is 2112212029. The reversal of 2112212022 is 2202122112.

It is a super-2 number, since 2×2112212022² = 8922879251762656968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112211992 and 2112212010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112212029) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 61603 + ... + 89550.

It is an arithmetic number, because the mean of its divisors is an integer number (140799951).

Almost surely, 2^2112212022 is an apocalyptic number.

2112212022 is an abundant number, since it is smaller than the sum of its proper divisors (2393386410).

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

2112212022 is a wasteful number, since it uses less digits than its factorization.

2112212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151312.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 2112212022 is about 45958.8078827117. The cubic root of 2112212022 is about 1283.0566641377.

Adding to 2112212022 its reverse (2202122112), we get a palindrome (4314334134).

The spelling of 2112212022 in words is "two billion, one hundred twelve million, two hundred twelve thousand, twenty-two".