203134103101 has 4 divisors (see below), whose sum is σ = 203709554172. Its totient is φ = 202558652032.

The previous prime is 203134103089. The next prime is 203134103143. The reversal of 203134103101 is 101301431302.

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 109925402500 + 93208700601 = 331550^2 + 305301^2 .

It is not a de Polignac number, because 203134103101 - 2⁵ = 203134103069 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 (203134103171) 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, 287725006 + ... + 287725711.

It is an arithmetic number, because the mean of its divisors is an integer number (50927388543).

Almost surely, 2^203134103101 is an apocalyptic number.

It is an amenable number.

203134103101 is a deficient number, since it is larger than the sum of its proper divisors (575451071).

203134103101 is an equidigital number, since it uses as much as digits as its factorization.

203134103101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575451070.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 203134103101 its reverse (101301431302), we get a palindrome (304435534403).

The spelling of 203134103101 in words is "two hundred three billion, one hundred thirty-four million, one hundred three thousand, one hundred one".