1307121640106 has 16 divisors (see below), whose sum is σ = 1968059494368. Its totient is φ = 651102862800.

The previous prime is 1307121640079. The next prime is 1307121640129. The reversal of 1307121640106 is 6010461217031.

It is an unprimeable number.

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, 2241101 + ... + 2763471.

It is an arithmetic number, because the mean of its divisors is an integer number (123003718398).

Almost surely, 2^{1307121640106} is an apocalyptic number.

1307121640106 is a deficient number, since it is larger than the sum of its proper divisors (660937854262).

1307121640106 is a wasteful number, since it uses less digits than its factorization.

1307121640106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527077.

The product of its (nonzero) digits is 6048, while the sum is 32.

Adding to 1307121640106 its reverse (6010461217031), we get a palindrome (7317582857137).

The spelling of 1307121640106 in words is "one trillion, three hundred seven billion, one hundred twenty-one million, six hundred forty thousand, one hundred six".