1101211201313 has 4 divisors (see below), whose sum is σ = 1165988330820. Its totient is φ = 1036434071808.

The previous prime is 1101211201297. The next prime is 1101211201393. The reversal of 1101211201313 is 3131021121011.

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 815277167329 + 285934033984 = 902927^2 + 534728^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101211201313 - 2⁴ = 1101211201297 is a prime.

It is a super-2 number, since 2×1101211201313² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 64777129489 = 1101211201313 / (1 + 1 + 0 + 1 + 2 + 1 + 1 + 2 + 0 + 1 + 3 + 1 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101211201291 and 1101211201300.

It is not an unprimeable number, because it can be changed into a prime (1101211201393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32388564728 + ... + 32388564761.

It is an arithmetic number, because the mean of its divisors is an integer number (291497082705).

Almost surely, 2^{1101211201313} is an apocalyptic number.

It is an amenable number.

1101211201313 is a deficient number, since it is larger than the sum of its proper divisors (64777129507).

1101211201313 is an equidigital number, since it uses as much as digits as its factorization.

1101211201313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64777129506.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1101211201313 its reverse (3131021121011), we get a palindrome (4232232322324).

The spelling of 1101211201313 in words is "one trillion, one hundred one billion, two hundred eleven million, two hundred one thousand, three hundred thirteen".