1100020111213 has 16 divisors (see below), whose sum is σ = 1175673623040. Its totient is φ = 1026178599600.

The previous prime is 1100020111189. The next prime is 1100020111219. The reversal of 1100020111213 is 3121110200011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1100020111213 - 2⁹ = 1100020110701 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100020111193 and 1100020111202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100020111219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591306 + ... + 1596772.

It is an arithmetic number, because the mean of its divisors is an integer number (73479601440).

Almost surely, 2^{1100020111213} is an apocalyptic number.

It is an amenable number.

1100020111213 is a deficient number, since it is larger than the sum of its proper divisors (75653511827).

1100020111213 is a wasteful number, since it uses less digits than its factorization.

1100020111213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006368.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1100020111213 its reverse (3121110200011), we get a palindrome (4221130311224).

The spelling of 1100020111213 in words is "one trillion, one hundred billion, twenty million, one hundred eleven thousand, two hundred thirteen".