2112234340641 has 4 divisors (see below), whose sum is σ = 2816312454192. Its totient is φ = 1408156227092.

The previous prime is 2112234340471. The next prime is 2112234340673. The reversal of 2112234340641 is 1460434322112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2112234340641 - 2¹⁹ = 2112233816353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2112234340141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352039056771 + ... + 352039056776.

It is an arithmetic number, because the mean of its divisors is an integer number (704078113548).

Almost surely, 2^{2112234340641} is an apocalyptic number.

It is an amenable number.

2112234340641 is a deficient number, since it is larger than the sum of its proper divisors (704078113551).

2112234340641 is an equidigital number, since it uses as much as digits as its factorization.

2112234340641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704078113550.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 2112234340641 its reverse (1460434322112), we get a palindrome (3572668662753).

The spelling of 2112234340641 in words is "two trillion, one hundred twelve billion, two hundred thirty-four million, three hundred forty thousand, six hundred forty-one".