2112340401 has 12 divisors (see below), whose sum is σ = 3183817728. Its totient is φ = 1346999544.

The previous prime is 2112340357. The next prime is 2112340421. The reversal of 2112340401 is 1040432112.

It is not a de Polignac number, because 2112340401 - 2⁷ = 2112340273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2112340421) 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 11 ways as a sum of consecutive naturals, for example, 5102065 + ... + 5102478.

It is an arithmetic number, because the mean of its divisors is an integer number (265318144).

Almost surely, 2^2112340401 is an apocalyptic number.

It is an amenable number.

2112340401 is a deficient number, since it is larger than the sum of its proper divisors (1071477327).

2112340401 is a wasteful number, since it uses less digits than its factorization.

2112340401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10204572 (or 10204569 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2112340401 is about 45960.2045360984. The cubic root of 2112340401 is about 1283.0826580867.

Adding to 2112340401 its reverse (1040432112), we get a palindrome (3152772513).

The spelling of 2112340401 in words is "two billion, one hundred twelve million, three hundred forty thousand, four hundred one".