1000311322040 has 32 divisors (see below), whose sum is σ = 2250729748080. Its totient is φ = 400119324672.

The previous prime is 1000311322001. The next prime is 1000311322063. The reversal of 1000311322040 is 402231130001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4886627 + ... + 5087213.

Almost surely, 2^{1000311322040} is an apocalyptic number.

1000311322040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1000311322040 is an abundant number, since it is smaller than the sum of its proper divisors (1250418426040).

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

1000311322040 is a wasteful number, since it uses less digits than its factorization.

1000311322040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325271 (or 325267 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1000311322040 its reverse (402231130001), we get a palindrome (1402542452041).

The spelling of 1000311322040 in words is "one trillion, three hundred eleven million, three hundred twenty-two thousand, forty".