203040555124 has 24 divisors (see below), whose sum is σ = 388059956928. Its totient is φ = 92187095040.

The previous prime is 203040555121. The next prime is 203040555169. The reversal of 203040555124 is 421555040302.

It is a super-3 number, since 3×203040555124³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203040555121) 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, 2562189 + ... + 2640244.

It is an arithmetic number, because the mean of its divisors is an integer number (16169164872).

Almost surely, 2^203040555124 is an apocalyptic number.

It is an amenable number.

203040555124 is a deficient number, since it is larger than the sum of its proper divisors (185019401804).

203040555124 is a wasteful number, since it uses less digits than its factorization.

203040555124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5203335 (or 5203333 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 203040555124 its reverse (421555040302), we get a palindrome (624595595426).

The spelling of 203040555124 in words is "two hundred three billion, forty million, five hundred fifty-five thousand, one hundred twenty-four".