12101402334242 has 16 divisors (see below), whose sum is σ = 19632317959800. Its totient is φ = 5561291528832.

The previous prime is 12101402334233. The next prime is 12101402334247. The reversal of 12101402334242 is 24243320410121.

It can be written as a sum of positive squares in 4 ways, for example, as 7756007771521 + 4345394562721 = 2784961^2 + 2084561^2 .

It is not an unprimeable number, because it can be changed into a prime (12101402334247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 998789117 + ... + 998801232.

Almost surely, 2^{12101402334242} is an apocalyptic number.

12101402334242 is a deficient number, since it is larger than the sum of its proper divisors (7530915625558).

12101402334242 is a wasteful number, since it uses less digits than its factorization.

12101402334242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1997590597.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 12101402334242 its reverse (24243320410121), we get a palindrome (36344722744363).

The spelling of 12101402334242 in words is "twelve trillion, one hundred one billion, four hundred two million, three hundred thirty-four thousand, two hundred forty-two".