1303211331120 has 160 divisors (see below), whose sum is σ = 4117315707072. Its totient is φ = 340871970816.

The previous prime is 1303211331091. The next prime is 1303211331151. The reversal of 1303211331120 is 211331123031.

It is a happy 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, 54340572 + ... + 54364548.

Almost surely, 2^{1303211331120} is an apocalyptic number.

1303211331120 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 1303211331120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2058657853536).

1303211331120 is an abundant number, since it is smaller than the sum of its proper divisors (2814104375952).

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

1303211331120 is a wasteful number, since it uses less digits than its factorization.

1303211331120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28319 (or 28313 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1303211331120 its reverse (211331123031), we get a palindrome (1514542454151).

The spelling of 1303211331120 in words is "one trillion, three hundred three billion, two hundred eleven million, three hundred thirty-one thousand, one hundred twenty".