20612066571107 has 8 divisors (see below), whose sum is σ = 22647659805120. Its totient is φ = 18603434837160.

The previous prime is 20612066571101. The next prime is 20612066571113. The reversal of 20612066571107 is 70117566021602.

It is an interprime number because it is at equal distance from previous prime (20612066571101) and next prime (20612066571113).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20612066571107 - 2¹⁶ = 20612066505571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20612066571101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6740373413 + ... + 6740376470.

It is an arithmetic number, because the mean of its divisors is an integer number (2830957475640).

Almost surely, 2^{20612066571107} is an apocalyptic number.

20612066571107 is a deficient number, since it is larger than the sum of its proper divisors (2035593234013).

20612066571107 is a wasteful number, since it uses less digits than its factorization.

20612066571107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13480750033.

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 20612066571107 in words is "twenty trillion, six hundred twelve billion, sixty-six million, five hundred seventy-one thousand, one hundred seven".