12101442366 has 32 divisors (see below), whose sum is σ = 26239600800. Its totient is φ = 3698527104.

The previous prime is 12101442329. The next prime is 12101442383. The reversal of 12101442366 is 66324410121.

It is a Curzon number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 509005 + ... + 532248.

It is an arithmetic number, because the mean of its divisors is an integer number (819987525).

Almost surely, 2^12101442366 is an apocalyptic number.

12101442366 is an abundant number, since it is smaller than the sum of its proper divisors (14138158434).

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

12101442366 is a wasteful number, since it uses less digits than its factorization.

12101442366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041420.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 12101442366 its reverse (66324410121), we get a palindrome (78425852487).

The spelling of 12101442366 in words is "twelve billion, one hundred one million, four hundred forty-two thousand, three hundred sixty-six".