1303300032240 has 160 divisors (see below), whose sum is σ = 4137894014976. Its totient is φ = 339187425280.

The previous prime is 1303300032233. The next prime is 1303300032253. The reversal of 1303300032240 is 422300033031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3818185 + ... + 4145495.

Almost surely, 2^{1303300032240} is an apocalyptic number.

1303300032240 is a gapful number since it is divisible by the number (10) 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 1303300032240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2068947007488).

1303300032240 is an abundant number, since it is smaller than the sum of its proper divisors (2834593982736).

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

1303300032240 is a wasteful number, since it uses less digits than its factorization.

1303300032240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327727 (or 327721 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 1303300032240 its reverse (422300033031), we get a palindrome (1725600065271).

The spelling of 1303300032240 in words is "one trillion, three hundred three billion, three hundred million, thirty-two thousand, two hundred forty".