203134311004 has 12 divisors (see below), whose sum is σ = 355491816624. Its totient is φ = 101565220544.

The previous prime is 203134310993. The next prime is 203134311007. The reversal of 203134311004 is 400113431302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203134311007) 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, 233104 + ... + 678679.

It is an arithmetic number, because the mean of its divisors is an integer number (29624318052).

Almost surely, 2^203134311004 is an apocalyptic number.

It is an amenable number.

203134311004 is a deficient number, since it is larger than the sum of its proper divisors (152357505620).

203134311004 is a wasteful number, since it uses less digits than its factorization.

203134311004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967484 (or 967482 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 203134311004 its reverse (400113431302), we get a palindrome (603247742306).

The spelling of 203134311004 in words is "two hundred three billion, one hundred thirty-four million, three hundred eleven thousand, four".