1200310430040 has 144 divisors (see below), whose sum is σ = 4117131720000. Its totient is φ = 303236286336.

The previous prime is 1200310430029. The next prime is 1200310430071. The reversal of 1200310430040 is 400340130021.

1200310430040 is a `hidden beast` number, since 1 + 200 + 31 + 0 + 430 + 0 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1200310429995 and 1200310430022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4488040 + ... + 4747959.

It is an arithmetic number, because the mean of its divisors is an integer number (28591192500).

Almost surely, 2^{1200310430040} is an apocalyptic number.

1200310430040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200310430040 is an abundant number, since it is smaller than the sum of its proper divisors (2916821289960).

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

1200310430040 is a wasteful number, since it uses less digits than its factorization.

1200310430040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9236054 (or 9236028 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1200310430040 its reverse (400340130021), we get a palindrome (1600650560061).

The spelling of 1200310430040 in words is "one trillion, two hundred billion, three hundred ten million, four hundred thirty thousand, forty".