3113203031011 has 4 divisors (see below), whose sum is σ = 3137716440832. Its totient is φ = 3088689621192.

The previous prime is 3113203030997. The next prime is 3113203031069. The reversal of 3113203031011 is 1101303023113.

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 3113203031011 - 2⁹ = 3113203030499 is a prime.

It is a super-2 number, since 2×3113203031011² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3113203031011.

It is not an unprimeable number, because it can be changed into a prime (3113203431011) 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, 12256704720 + ... + 12256704973.

It is an arithmetic number, because the mean of its divisors is an integer number (784429110208).

Almost surely, 2^{3113203031011} is an apocalyptic number.

3113203031011 is a deficient number, since it is larger than the sum of its proper divisors (24513409821).

3113203031011 is a wasteful number, since it uses less digits than its factorization.

3113203031011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24513409820.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 3113203031011 its reverse (1101303023113), we get a palindrome (4214506054124).

The spelling of 3113203031011 in words is "three trillion, one hundred thirteen billion, two hundred three million, thirty-one thousand, eleven".