163210562511103 has 4 divisors (see below), whose sum is σ = 163211095452568. Its totient is φ = 163210029569640.

The previous prime is 163210562511013. The next prime is 163210562511127. The reversal of 163210562511103 is 301115265012361.

163210562511103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163210562511103 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 (163210562511133) 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, 266011101 + ... + 266623942.

It is an arithmetic number, because the mean of its divisors is an integer number (40802773863142).

Almost surely, 2^{163210562511103} is an apocalyptic number.

163210562511103 is a deficient number, since it is larger than the sum of its proper divisors (532941465).

163210562511103 is an equidigital number, since it uses as much as digits as its factorization.

163210562511103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532941464.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 163210562511103 in words is "one hundred sixty-three trillion, two hundred ten billion, five hundred sixty-two million, five hundred eleven thousand, one hundred three".