1201140332040 has 128 divisors (see below), whose sum is σ = 3933067881600. Its totient is φ = 291032709120.

The previous prime is 1201140332017. The next prime is 1201140332069. The reversal of 1201140332040 is 402330411021.

It is a super-2 number, since 2×1201140332040² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1201140331998 and 1201140332016.

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 31 ways as a sum of consecutive naturals, for example, 2287326 + ... + 2762994.

It is an arithmetic number, because the mean of its divisors is an integer number (30727092825).

Almost surely, 2^{1201140332040} is an apocalyptic number.

1201140332040 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 1201140332040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1966533940800).

1201140332040 is an abundant number, since it is smaller than the sum of its proper divisors (2731927549560).

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

1201140332040 is a wasteful number, since it uses less digits than its factorization.

1201140332040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477607 (or 477603 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1201140332040 its reverse (402330411021), we get a palindrome (1603470743061).

The spelling of 1201140332040 in words is "one trillion, two hundred one billion, one hundred forty million, three hundred thirty-two thousand, forty".