203403001340224 has 56 divisors (see below), whose sum is σ = 461482526774528. Its totient is φ = 87136133322240.

The previous prime is 203403001340213. The next prime is 203403001340233. The reversal of 203403001340224 is 422043100304302.

It is a tau number, because it is divible by the number of its divisors (56).

It is a super-2 number, since 2×203403001340224² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 203403001340192 and 203403001340201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94195647 + ... + 96330814.

It is an arithmetic number, because the mean of its divisors is an integer number (8240759406688).

Almost surely, 2^{203403001340224} is an apocalyptic number.

It is an amenable number.

203403001340224 is an abundant number, since it is smaller than the sum of its proper divisors (258079525434304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203403001340224 is a wasteful number, since it uses less digits than its factorization.

203403001340224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190528863 (or 190528853 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 203403001340224 its reverse (422043100304302), we get a palindrome (625446101644526).

The spelling of 203403001340224 in words is "two hundred three trillion, four hundred three billion, one million, three hundred forty thousand, two hundred twenty-four".