112120122002001 has 4 divisors (see below), whose sum is σ = 149493496002672. Its totient is φ = 74746748001332.

The previous prime is 112120122001997. The next prime is 112120122002023. The reversal of 112120122002001 is 100200221021211.

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 112120122002001 - 2² = 112120122001997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112120122002081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18686687000331 + ... + 18686687000336.

It is an arithmetic number, because the mean of its divisors is an integer number (37373374000668).

Almost surely, 2^{112120122002001} is an apocalyptic number.

It is an amenable number.

112120122002001 is a deficient number, since it is larger than the sum of its proper divisors (37373374000671).

112120122002001 is an equidigital number, since it uses as much as digits as its factorization.

112120122002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37373374000670.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 112120122002001 its reverse (100200221021211), we get a palindrome (212320343023212).

The spelling of 112120122002001 in words is "one hundred twelve trillion, one hundred twenty billion, one hundred twenty-two million, two thousand, one".