1100213123311 has 4 divisors (see below), whose sum is σ = 1110306821800. Its totient is φ = 1090119424824.

The previous prime is 1100213123299. The next prime is 1100213123329. The reversal of 1100213123311 is 1133213120011.

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 1100213123311 - 2²⁵ = 1100179568879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100213123351) 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, 5046849081 + ... + 5046849298.

It is an arithmetic number, because the mean of its divisors is an integer number (277576705450).

Almost surely, 2^{1100213123311} is an apocalyptic number.

1100213123311 is a deficient number, since it is larger than the sum of its proper divisors (10093698489).

1100213123311 is a wasteful number, since it uses less digits than its factorization.

1100213123311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10093698488.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1100213123311 its reverse (1133213120011), we get a palindrome (2233426243322).

The spelling of 1100213123311 in words is "one trillion, one hundred billion, two hundred thirteen million, one hundred twenty-three thousand, three hundred eleven".