1203403232340 has 72 divisors (see below), whose sum is σ = 3651772481448. Its totient is φ = 320780113920.

The previous prime is 1203403232333. The next prime is 1203403232393. The reversal of 1203403232340 is 432323043021.

1203403232340 is a `hidden beast` number, since 1 + 2 + 0 + 3 + 403 + 23 + 234 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 139443990084 + 1063959242256 = 373422^2 + 1031484^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 872197 + ... + 1779756.

Almost surely, 2^{1203403232340} is an apocalyptic number.

1203403232340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1203403232340 is an abundant number, since it is smaller than the sum of its proper divisors (2448369249108).

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

1203403232340 is a wasteful number, since it uses less digits than its factorization.

1203403232340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2654489 (or 2654484 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 1203403232340 its reverse (432323043021), we get a palindrome (1635726275361).

The spelling of 1203403232340 in words is "one trillion, two hundred three billion, four hundred three million, two hundred thirty-two thousand, three hundred forty".