203040432231000 has 2048 divisors, whose sum is σ = 813199100313600. Its totient is φ = 41043992371200.

The previous prime is 203040432230983. The next prime is 203040432231029. The reversal of 203040432231000 is 132234040302.

It is a super-2 number, since 2×203040432231000² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 511 ways as a sum of consecutive naturals, for example, 136911956259 + ... + 136911957741.

It is an arithmetic number, because the mean of its divisors is an integer number (397069873200).

Almost surely, 2^{203040432231000} is an apocalyptic number.

203040432231000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203040432231000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (406599550156800).

203040432231000 is an abundant number, since it is smaller than the sum of its proper divisors (610158668082600).

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

203040432231000 is a wasteful number, since it uses less digits than its factorization.

203040432231000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786 (or 1772 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 203040432231000 its reverse (132234040302), we get a palindrome (203172666271302).

The spelling of 203040432231000 in words is "two hundred three trillion, forty billion, four hundred thirty-two million, two hundred thirty-one thousand".