1303211201013 has 10 divisors (see below), whose sum is σ = 1946772288054. Its totient is φ = 868807467288.

The previous prime is 1303211201011. The next prime is 1303211201023. The reversal of 1303211201013 is 3101021123031.

1303211201013 is a `hidden beast` number, since 130 + 321 + 1 + 201 + 0 + 13 = 666.

It can be written as a sum of positive squares in only one way, i.e., 820939287249 + 482271913764 = 906057^2 + 694458^2 .

It is not a de Polignac number, because 1303211201013 - 2¹ = 1303211201011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303211201011) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 8044513506 + ... + 8044513667.

Almost surely, 2^{1303211201013} is an apocalyptic number.

It is an amenable number.

1303211201013 is a deficient number, since it is larger than the sum of its proper divisors (643561087041).

1303211201013 is an equidigital number, since it uses as much as digits as its factorization.

1303211201013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16089027185 (or 16089027176 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1303211201013 its reverse (3101021123031), we get a palindrome (4404232324044).

The spelling of 1303211201013 in words is "one trillion, three hundred three billion, two hundred eleven million, two hundred one thousand, thirteen".