10121000665346 has 16 divisors (see below), whose sum is σ = 15329089374144. Its totient is φ = 5011305458544.

The previous prime is 10121000665337. The next prime is 10121000665397. The reversal of 10121000665346 is 64356600012101.

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, 18707336 + ... + 19240748.

It is an arithmetic number, because the mean of its divisors is an integer number (958068085884).

Almost surely, 2^{10121000665346} is an apocalyptic number.

10121000665346 is a deficient number, since it is larger than the sum of its proper divisors (5208088708798).

10121000665346 is a wasteful number, since it uses less digits than its factorization.

10121000665346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625625.

The product of its (nonzero) digits is 25920, while the sum is 35.

Adding to 10121000665346 its reverse (64356600012101), we get a palindrome (74477600677447).

The spelling of 10121000665346 in words is "ten trillion, one hundred twenty-one billion, six hundred sixty-five thousand, three hundred forty-six".