2112222022 has 4 divisors (see below), whose sum is σ = 3168333036. Its totient is φ = 1056111010.

The previous prime is 2112221999. The next prime is 2112222031. The reversal of 2112222022 is 2202222112.

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

It is a super-2 number, since 2×2112222022² = 8922963740443536968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112221987 and 2112222005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528055504 + ... + 528055507.

It is an arithmetic number, because the mean of its divisors is an integer number (792083259).

Almost surely, 2^2112222022 is an apocalyptic number.

2112222022 is a deficient number, since it is larger than the sum of its proper divisors (1056111014).

2112222022 is a wasteful number, since it uses less digits than its factorization.

2112222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056111013.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2112222022 is about 45958.9166756572. The cubic root of 2112222022 is about 1283.0586889575.

Adding to 2112222022 its reverse (2202222112), we get a palindrome (4314444134).

The spelling of 2112222022 in words is "two billion, one hundred twelve million, two hundred twenty-two thousand, twenty-two".