1303121211130 has 64 divisors (see below), whose sum is σ = 2518536252960. Its totient is φ = 483722625024.

The previous prime is 1303121211071. The next prime is 1303121211137. The reversal of 1303121211130 is 311121213031.

It can be written as a sum of positive squares in 16 ways, for example, as 377240411601 + 925880799529 = 614199^2 + 962227^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1303121211098 and 1303121211107.

It is not an unprimeable number, because it can be changed into a prime (1303121211137) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 4288924 + ... + 4582696.

Almost surely, 2^{1303121211130} is an apocalyptic number.

1303121211130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1303121211130 is a deficient number, since it is larger than the sum of its proper divisors (1215415041830).

1303121211130 is a wasteful number, since it uses less digits than its factorization.

1303121211130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294163.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1303121211130 its reverse (311121213031), we get a palindrome (1614242424161).

The spelling of 1303121211130 in words is "one trillion, three hundred three billion, one hundred twenty-one million, two hundred eleven thousand, one hundred thirty".