2112340434 has 64 divisors (see below), whose sum is σ = 4505075712. Its totient is φ = 659102400.

The previous prime is 2112340427. The next prime is 2112340441. The reversal of 2112340434 is 4340432112.

It is an interprime number because it is at equal distance from previous prime (2112340427) and next prime (2112340441).

It is a super-2 number, since 2×2112340434² = 8923964218222616712, which contains 22 as substring.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1313659 + ... + 1315265.

It is an arithmetic number, because the mean of its divisors is an integer number (70391808).

Almost surely, 2^2112340434 is an apocalyptic number.

2112340434 is an abundant number, since it is smaller than the sum of its proper divisors (2392735278).

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

2112340434 is a wasteful number, since it uses less digits than its factorization.

2112340434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1871.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2112340434 is about 45960.2048951046. The cubic root of 2112340434 is about 1283.0826647683.

Adding to 2112340434 its reverse (4340432112), we get a palindrome (6452772546).

The spelling of 2112340434 in words is "two billion, one hundred twelve million, three hundred forty thousand, four hundred thirty-four".