2106059081063 has 4 divisors (see below), whose sum is σ = 2406924664080. Its totient is φ = 1805193498048.

The previous prime is 2106059081047. The next prime is 2106059081069. The reversal of 2106059081063 is 3601809506012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2106059081063 - 2⁴ = 2106059081047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2106059081063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2106059081069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150432791498 + ... + 150432791511.

It is an arithmetic number, because the mean of its divisors is an integer number (601731166020).

Almost surely, 2^{2106059081063} is an apocalyptic number.

2106059081063 is a deficient number, since it is larger than the sum of its proper divisors (300865583017).

2106059081063 is an equidigital number, since it uses as much as digits as its factorization.

2106059081063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300865583016.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 2106059081063 in words is "two trillion, one hundred six billion, fifty-nine million, eighty-one thousand, sixty-three".