12105700240702 has 24 divisors (see below), whose sum is σ = 18982823638464. Its totient is φ = 5789547027264.

The previous prime is 12105700240693. The next prime is 12105700240709. The reversal of 12105700240702 is 20704200750121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12105700240709) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56213043 + ... + 56427985.

It is an arithmetic number, because the mean of its divisors is an integer number (790950984936).

Almost surely, 2^{12105700240702} is an apocalyptic number.

12105700240702 is a deficient number, since it is larger than the sum of its proper divisors (6877123397762).

12105700240702 is a wasteful number, since it uses less digits than its factorization.

12105700240702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268224 (or 268201 counting only the distinct ones).

The product of its (nonzero) digits is 7840, while the sum is 31.

Adding to 12105700240702 its reverse (20704200750121), we get a palindrome (32809900990823).

The spelling of 12105700240702 in words is "twelve trillion, one hundred five billion, seven hundred million, two hundred forty thousand, seven hundred two".