2112111022 has 32 divisors (see below), whose sum is σ = 3977049600. Its totient is φ = 820261728.

The previous prime is 2112111017. The next prime is 2112111047. The reversal of 2112111022 is 2201112112.

It is a super-2 number, since 2×2112111022² = 8922025938507768968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112110993 and 2112111011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166497 + ... + 178732.

It is an arithmetic number, because the mean of its divisors is an integer number (124282800).

Almost surely, 2^2112111022 is an apocalyptic number.

2112111022 is a deficient number, since it is larger than the sum of its proper divisors (1864938578).

2112111022 is a wasteful number, since it uses less digits than its factorization.

2112111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345280.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 2112111022 is about 45957.7090595256. The cubic root of 2112111022 is about 1283.0362130991.

Adding to 2112111022 its reverse (2201112112), we get a palindrome (4313223134).

The spelling of 2112111022 in words is "two billion, one hundred twelve million, one hundred eleven thousand, twenty-two".