1310203023211 has 4 divisors (see below), whose sum is σ = 1316412516424. Its totient is φ = 1303993530000.

The previous prime is 1310203023209. The next prime is 1310203023223. The reversal of 1310203023211 is 1123203020131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1310203023211 - 2¹ = 1310203023209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1310203323211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3104746290 + ... + 3104746711.

It is an arithmetic number, because the mean of its divisors is an integer number (329103129106).

Almost surely, 2^{1310203023211} is an apocalyptic number.

1310203023211 is a deficient number, since it is larger than the sum of its proper divisors (6209493213).

1310203023211 is an equidigital number, since it uses as much as digits as its factorization.

1310203023211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6209493212.

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

Adding to 1310203023211 its reverse (1123203020131), we get a palindrome (2433406043342).

The spelling of 1310203023211 in words is "one trillion, three hundred ten billion, two hundred three million, twenty-three thousand, two hundred eleven".