1303121133204 has 24 divisors (see below), whose sum is σ = 3317035612128. Its totient is φ = 394885191840.

The previous prime is 1303121133203. The next prime is 1303121133217. The reversal of 1303121133204 is 4023311213031.

It is a super-2 number, since 2×1303121133204² (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 (1303121133203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4936064767 + ... + 4936065030.

It is an arithmetic number, because the mean of its divisors is an integer number (138209817172).

Almost surely, 2^{1303121133204} is an apocalyptic number.

It is an amenable number.

1303121133204 is an abundant number, since it is smaller than the sum of its proper divisors (2013914478924).

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

1303121133204 is a wasteful number, since it uses less digits than its factorization.

1303121133204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9872129815 (or 9872129813 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1303121133204 its reverse (4023311213031), we get a palindrome (5326432346235).

The spelling of 1303121133204 in words is "one trillion, three hundred three billion, one hundred twenty-one million, one hundred thirty-three thousand, two hundred four".