2112312022 has 4 divisors (see below), whose sum is σ = 3168468036. Its totient is φ = 1056156010.

The previous prime is 2112312017. The next prime is 2112312029. The reversal of 2112312022 is 2202132112.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2112311987 and 2112312005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112312029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528078004 + ... + 528078007.

It is an arithmetic number, because the mean of its divisors is an integer number (792117009).

Almost surely, 2^2112312022 is an apocalyptic number.

2112312022 is a deficient number, since it is larger than the sum of its proper divisors (1056156014).

2112312022 is a wasteful number, since it uses less digits than its factorization.

2112312022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056156013.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2112312022 is about 45959.8958005781. The cubic root of 2112312022 is about 1283.0769120485.

Adding to 2112312022 its reverse (2202132112), we get a palindrome (4314444134).

The spelling of 2112312022 in words is "two billion, one hundred twelve million, three hundred twelve thousand, twenty-two".