203134003131 has 8 divisors (see below), whose sum is σ = 274887805504. Its totient is φ = 133401434760.

The previous prime is 203134003129. The next prime is 203134003139. The reversal of 203134003131 is 131300431302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 203134003131 - 2¹ = 203134003129 is a prime.

It is a super-2 number, since 2×203134003131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203134003098 and 203134003107.

It is not an unprimeable number, because it can be changed into a prime (203134003139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505308265 + ... + 505308666.

It is an arithmetic number, because the mean of its divisors is an integer number (34360975688).

Almost surely, 2^203134003131 is an apocalyptic number.

203134003131 is a deficient number, since it is larger than the sum of its proper divisors (71753802373).

203134003131 is a wasteful number, since it uses less digits than its factorization.

203134003131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010617001.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 203134003131 its reverse (131300431302), we get a palindrome (334434434433).

The spelling of 203134003131 in words is "two hundred three billion, one hundred thirty-four million, three thousand, one hundred thirty-one".