203132202144040 has 48 divisors (see below), whose sum is σ = 494909374175100. Its totient is φ = 75002659250688.

The previous prime is 203132202144019. The next prime is 203132202144071. The reversal of 203132202144040 is 40441202231302.

It can be written as a sum of positive squares in 6 ways, for example, as 1152793037124 + 201979409106916 = 1073682^2 + 14211946^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15024564405 + ... + 15024577924.

Almost surely, 2^{203132202144040} is an apocalyptic number.

203132202144040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203132202144040 is an abundant number, since it is smaller than the sum of its proper divisors (291777172031060).

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

203132202144040 is a wasteful number, since it uses less digits than its factorization.

203132202144040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30049142366 (or 30049142349 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 203132202144040 its reverse (40441202231302), we get a palindrome (243573404375342).

The spelling of 203132202144040 in words is "two hundred three trillion, one hundred thirty-two billion, two hundred two million, one hundred forty-four thousand, forty".