10201666061012 has 12 divisors (see below), whose sum is σ = 17854714821216. Its totient is φ = 5100318969240.

The previous prime is 10201666061003. The next prime is 10201666061021. The reversal of 10201666061012 is 21016066610201.

It is an interprime number because it is at equal distance from previous prime (10201666061003) and next prime (10201666061021).

It is a self number, because there is not a number n which added to its sum of digits gives 10201666061012.

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 3 ways as a sum of consecutive naturals, for example, 128470664 + ... + 128550047.

It is an arithmetic number, because the mean of its divisors is an integer number (1487892901768).

Almost surely, 2^{10201666061012} is an apocalyptic number.

It is an amenable number.

10201666061012 is a deficient number, since it is larger than the sum of its proper divisors (7653048760204).

10201666061012 is a wasteful number, since it uses less digits than its factorization.

10201666061012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257030638 (or 257030636 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 10201666061012 in words is "ten trillion, two hundred one billion, six hundred sixty-six million, sixty-one thousand, twelve".