2112112120022 has 4 divisors (see below), whose sum is σ = 3168168180036. Its totient is φ = 1056056060010.

The previous prime is 2112112120009. The next prime is 2112112120051. The reversal of 2112112120022 is 2200212112112.

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

It is a super-2 number, since 2×2112112120022² (a number of 25 digits) contains 22 as substring.

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, 528028030004 + ... + 528028030007.

It is an arithmetic number, because the mean of its divisors is an integer number (792042045009).

Almost surely, 2^{2112112120022} is an apocalyptic number.

2112112120022 is a deficient number, since it is larger than the sum of its proper divisors (1056056060014).

2112112120022 is a wasteful number, since it uses less digits than its factorization.

2112112120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056056060013.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2112112120022 its reverse (2200212112112), we get a palindrome (4312324232134).

The spelling of 2112112120022 in words is "two trillion, one hundred twelve billion, one hundred twelve million, one hundred twenty thousand, twenty-two".