2112122112074 has 32 divisors (see below), whose sum is σ = 3491945323776. Its totient is φ = 952041355200.

The previous prime is 2112122112073. The next prime is 2112122112083. The reversal of 2112122112074 is 4702112212112.

It is a super-2 number, since 2×2112122112074² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2112122112073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1279877 + ... + 2421224.

It is an arithmetic number, because the mean of its divisors is an integer number (109123291368).

Almost surely, 2^{2112122112074} is an apocalyptic number.

2112122112074 is a deficient number, since it is larger than the sum of its proper divisors (1379823211702).

2112122112074 is a wasteful number, since it uses less digits than its factorization.

2112122112074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3701630.

The product of its (nonzero) digits is 896, while the sum is 26.

Adding to 2112122112074 its reverse (4702112212112), we get a palindrome (6814234324186).

The spelling of 2112122112074 in words is "two trillion, one hundred twelve billion, one hundred twenty-two million, one hundred twelve thousand, seventy-four".