2112122101074 has 16 divisors (see below), whose sum is σ = 4224351897408. Its totient is φ = 704022751152.

The previous prime is 2112122101073. The next prime is 2112122101153. The reversal of 2112122101074 is 4701012212112.

It is a happy number.

It is a super-2 number, since 2×2112122101074² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2112122101073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4231222 + ... + 4703985.

It is an arithmetic number, because the mean of its divisors is an integer number (264021993588).

Almost surely, 2^{2112122101074} is an apocalyptic number.

2112122101074 is an abundant number, since it is smaller than the sum of its proper divisors (2112229796334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2112122101074 is a wasteful number, since it uses less digits than its factorization.

2112122101074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8974609.

The product of its (nonzero) digits is 448, while the sum is 24.

Adding to 2112122101074 its reverse (4701012212112), we get a palindrome (6813134313186).

The spelling of 2112122101074 in words is "two trillion, one hundred twelve billion, one hundred twenty-two million, one hundred one thousand, seventy-four".