1303132021120 has 64 divisors (see below), whose sum is σ = 3187748892240. Its totient is φ = 509130639360.

The previous prime is 1303132021111. The next prime is 1303132021123. The reversal of 1303132021120 is 211202313031.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×1303132021120² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303132021123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23648571 + ... + 23703610.

Almost surely, 2^{1303132021120} is an apocalyptic number.

1303132021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303132021120 is an abundant number, since it is smaller than the sum of its proper divisors (1884616871120).

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

1303132021120 is an equidigital number, since it uses as much as digits as its factorization.

1303132021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47352243 (or 47352231 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1303132021120 its reverse (211202313031), we get a palindrome (1514334334151).

The spelling of 1303132021120 in words is "one trillion, three hundred three billion, one hundred thirty-two million, twenty-one thousand, one hundred twenty".