2112021110122 has 32 divisors (see below), whose sum is σ = 3949925295744. Its totient is φ = 822829632000.

The previous prime is 2112021110027. The next prime is 2112021110141. The reversal of 2112021110122 is 2210111202112.

It is a junction number, because it is equal to n+sod(n) for n = 2112021110096 and 2112021110105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3409122 + ... + 3980722.

It is an arithmetic number, because the mean of its divisors is an integer number (123435165492).

Almost surely, 2^{2112021110122} is an apocalyptic number.

2112021110122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2112021110122 is a deficient number, since it is larger than the sum of its proper divisors (1837904185622).

2112021110122 is a wasteful number, since it uses less digits than its factorization.

2112021110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595614.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2112021110122 its reverse (2210111202112), we get a palindrome (4322132312234).

The spelling of 2112021110122 in words is "two trillion, one hundred twelve billion, twenty-one million, one hundred ten thousand, one hundred twenty-two".