111122020000111 has 4 divisors (see below), whose sum is σ = 112687118873424. Its totient is φ = 109556921126800.

The previous prime is 111122020000009. The next prime is 111122020000129. The reversal of 111122020000111 is 111000020221111.

It is a happy number.

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 111122020000111 - 2¹³ = 111122019991919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111122020000091 and 111122020000100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111122020000171) 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, 782549436550 + ... + 782549436691.

It is an arithmetic number, because the mean of its divisors is an integer number (28171779718356).

Almost surely, 2^{111122020000111} is an apocalyptic number.

111122020000111 is a deficient number, since it is larger than the sum of its proper divisors (1565098873313).

111122020000111 is an equidigital number, since it uses as much as digits as its factorization.

111122020000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1565098873312.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111122020000111 its reverse (111000020221111), we get a palindrome (222122040221222).

The spelling of 111122020000111 in words is "one hundred eleven trillion, one hundred twenty-two billion, twenty million, one hundred eleven", and thus it is an aban number.