203106160453163 has 4 divisors (see below), whose sum is σ = 221570356858008. Its totient is φ = 184641964048320.

The previous prime is 203106160453109. The next prime is 203106160453187. The reversal of 203106160453163 is 361354061601302.

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 203106160453163 - 2³⁶ = 203037440976427 is a prime.

It is a super-2 number, since 2×203106160453163² (a number of 29 digits) contains 22 as substring.

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 203106160453163.

It is not an unprimeable number, because it can be changed into a prime (203106160450163) 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, 9232098202406 + ... + 9232098202427.

It is an arithmetic number, because the mean of its divisors is an integer number (55392589214502).

Almost surely, 2^{203106160453163} is an apocalyptic number.

203106160453163 is a deficient number, since it is larger than the sum of its proper divisors (18464196404845).

203106160453163 is a wasteful number, since it uses less digits than its factorization.

203106160453163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18464196404844.

The product of its (nonzero) digits is 233280, while the sum is 41.

The spelling of 203106160453163 in words is "two hundred three trillion, one hundred six billion, one hundred sixty million, four hundred fifty-three thousand, one hundred sixty-three".