1013211113333 has 4 divisors (see below), whose sum is σ = 1013253184620. Its totient is φ = 1013169042048.

The previous prime is 1013211113329. The next prime is 1013211113347. The reversal of 1013211113333 is 3333111123101.

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

It can be written as a sum of positive squares in 2 ways, for example, as 335169207844 + 678041905489 = 578938^2 + 823433^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013211113333 - 2² = 1013211113329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1013211113299 and 1013211113308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013211113633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20999498 + ... + 21047691.

It is an arithmetic number, because the mean of its divisors is an integer number (253313296155).

Almost surely, 2^{1013211113333} is an apocalyptic number.

It is an amenable number.

1013211113333 is a deficient number, since it is larger than the sum of its proper divisors (42071287).

1013211113333 is an equidigital number, since it uses as much as digits as its factorization.

1013211113333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42071286.

The product of its (nonzero) digits is 486, while the sum is 23.

Adding to 1013211113333 its reverse (3333111123101), we get a palindrome (4346322236434).

The spelling of 1013211113333 in words is "one trillion, thirteen billion, two hundred eleven million, one hundred thirteen thousand, three hundred thirty-three".