1211310113033 has 8 divisors (see below), whose sum is σ = 1215173420352. Its totient is φ = 1207447071376.

The previous prime is 1211310112981. The next prime is 1211310113119. The reversal of 1211310113033 is 3303110131121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1211310113033 - 2²⁰ = 1211309064457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1211310112996 and 1211310113014.

It is not an unprimeable number, because it can be changed into a prime (1211310116033) 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, 13397966 + ... + 13488072.

It is an arithmetic number, because the mean of its divisors is an integer number (151896677544).

Almost surely, 2^{1211310113033} is an apocalyptic number.

It is an amenable number.

1211310113033 is a deficient number, since it is larger than the sum of its proper divisors (3863307319).

1211310113033 is an equidigital number, since it uses as much as digits as its factorization.

1211310113033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132831.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 1211310113033 its reverse (3303110131121), we get a palindrome (4514420244154).

The spelling of 1211310113033 in words is "one trillion, two hundred eleven billion, three hundred ten million, one hundred thirteen thousand, thirty-three".