203401130444404 has 12 divisors (see below), whose sum is σ = 356201419057344. Its totient is φ = 101629296428024.

The previous prime is 203401130444383. The next prime is 203401130444423. The reversal of 203401130444404 is 404444031104302.

It is a super-2 number, since 2×203401130444404² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203401130444404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17817192124 + ... + 17817203539.

It is an arithmetic number, because the mean of its divisors is an integer number (29683451588112).

Almost surely, 2^{203401130444404} is an apocalyptic number.

It is an amenable number.

203401130444404 is a deficient number, since it is larger than the sum of its proper divisors (152800288612940).

203401130444404 is a wasteful number, since it uses less digits than its factorization.

203401130444404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35634397094 (or 35634397092 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 203401130444404 its reverse (404444031104302), we get a palindrome (607845161548706).

The spelling of 203401130444404 in words is "two hundred three trillion, four hundred one billion, one hundred thirty million, four hundred forty-four thousand, four hundred four".