101606214533165 has 4 divisors (see below), whose sum is σ = 121927457439804. Its totient is φ = 81284971626528.

The previous prime is 101606214533149. The next prime is 101606214533167. The reversal of 101606214533165 is 561335412606101.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19292492551684 + 82313721981481 = 4392322^2 + 9072691^2 .

It is a cyclic number.

It is not a de Polignac number, because 101606214533165 - 2⁴ = 101606214533149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101606214533167) 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, 10160621453312 + ... + 10160621453321.

It is an arithmetic number, because the mean of its divisors is an integer number (30481864359951).

Almost surely, 2^{101606214533165} is an apocalyptic number.

It is an amenable number.

101606214533165 is a deficient number, since it is larger than the sum of its proper divisors (20321242906639).

101606214533165 is an equidigital number, since it uses as much as digits as its factorization.

101606214533165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20321242906638.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 101606214533165 in words is "one hundred one trillion, six hundred six billion, two hundred fourteen million, five hundred thirty-three thousand, one hundred sixty-five".