1101111320213 has 4 divisors (see below), whose sum is σ = 1105174461888. Its totient is φ = 1097048178540.

The previous prime is 1101111320209. The next prime is 1101111320219. The reversal of 1101111320213 is 3120231111011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1101111320213 - 2² = 1101111320209 is a prime.

It is a super-2 number, since 2×1101111320213² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101111320191 and 1101111320200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101111320219) 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, 2031570431 + ... + 2031570972.

It is an arithmetic number, because the mean of its divisors is an integer number (276293615472).

Almost surely, 2^{1101111320213} is an apocalyptic number.

It is an amenable number.

1101111320213 is a deficient number, since it is larger than the sum of its proper divisors (4063141675).

1101111320213 is an equidigital number, since it uses as much as digits as its factorization.

1101111320213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4063141674.

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

Adding to 1101111320213 its reverse (3120231111011), we get a palindrome (4221342431224).

The spelling of 1101111320213 in words is "one trillion, one hundred one billion, one hundred eleven million, three hundred twenty thousand, two hundred thirteen".