1101101012213 has 4 divisors (see below), whose sum is σ = 1101580379340. Its totient is φ = 1100621645088.

The previous prime is 1101101012201. The next prime is 1101101012227. The reversal of 1101101012213 is 3122101011011.

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 398927402449 + 702173609764 = 631607^2 + 837958^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101101012213 - 2⁶ = 1101101012149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101101012233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239680118 + ... + 239684711.

It is an arithmetic number, because the mean of its divisors is an integer number (275395094835).

Almost surely, 2^{1101101012213} is an apocalyptic number.

It is an amenable number.

1101101012213 is a deficient number, since it is larger than the sum of its proper divisors (479367127).

1101101012213 is an equidigital number, since it uses as much as digits as its factorization.

1101101012213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479367126.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 1101101012213 its reverse (3122101011011), we get a palindrome (4223202023224).

The spelling of 1101101012213 in words is "one trillion, one hundred one billion, one hundred one million, twelve thousand, two hundred thirteen".