112111020101001 has 4 divisors (see below), whose sum is σ = 149481360134672. Its totient is φ = 74740680067332.

The previous prime is 112111020100999. The next prime is 112111020101051. The reversal of 112111020101001 is 100101020111211.

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 not a de Polignac number, because 112111020101001 - 2¹ = 112111020100999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112111020101051) 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, 18685170016831 + ... + 18685170016836.

It is an arithmetic number, because the mean of its divisors is an integer number (37370340033668).

Almost surely, 2^{112111020101001} is an apocalyptic number.

It is an amenable number.

112111020101001 is a deficient number, since it is larger than the sum of its proper divisors (37370340033671).

112111020101001 is an equidigital number, since it uses as much as digits as its factorization.

112111020101001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37370340033670.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 112111020101001 its reverse (100101020111211), we get a palindrome (212212040212212).

The spelling of 112111020101001 in words is "one hundred twelve trillion, one hundred eleven billion, twenty million, one hundred one thousand, one".