112111220020101 has 4 divisors (see below), whose sum is σ = 149481626693472. Its totient is φ = 74740813346732.

The previous prime is 112111220020057. The next prime is 112111220020109. The reversal of 112111220020101 is 101020022111211.

It is a happy number.

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 112111220020101 - 2¹⁷ = 112111219889029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112111220020109) 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, 18685203336681 + ... + 18685203336686.

It is an arithmetic number, because the mean of its divisors is an integer number (37370406673368).

Almost surely, 2^{112111220020101} is an apocalyptic number.

It is an amenable number.

112111220020101 is a deficient number, since it is larger than the sum of its proper divisors (37370406673371).

112111220020101 is an equidigital number, since it uses as much as digits as its factorization.

112111220020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37370406673370.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 112111220020101 its reverse (101020022111211), we get a palindrome (213131242131312).

The spelling of 112111220020101 in words is "one hundred twelve trillion, one hundred eleven billion, two hundred twenty million, twenty thousand, one hundred one".