1306066366121 has 16 divisors (see below), whose sum is σ = 1501258315200. Its totient is φ = 1123739956800.

The previous prime is 1306066366093. The next prime is 1306066366123. The reversal of 1306066366121 is 1216636606031.

It is a cyclic number.

It is not a de Polignac number, because 1306066366121 - 2³⁸ = 1031188459177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1306066366123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2846906 + ... + 3273683.

It is an arithmetic number, because the mean of its divisors is an integer number (93828644700).

Almost surely, 2^{1306066366121} is an apocalyptic number.

1306066366121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1306066366121 is a deficient number, since it is larger than the sum of its proper divisors (195191949079).

1306066366121 is a wasteful number, since it uses less digits than its factorization.

1306066366121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6121640.

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 1306066366121 in words is "one trillion, three hundred six billion, sixty-six million, three hundred sixty-six thousand, one hundred twenty-one".