112002120020001 has 4 divisors (see below), whose sum is σ = 149336160026672. Its totient is φ = 74668080013332.

The previous prime is 112002120019981. The next prime is 112002120020027. The reversal of 112002120020001 is 100020021200211.

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 112002120020001 - 2²² = 112002115825697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112002120020101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18667020003331 + ... + 18667020003336.

It is an arithmetic number, because the mean of its divisors is an integer number (37334040006668).

Almost surely, 2^{112002120020001} is an apocalyptic number.

It is an amenable number.

112002120020001 is a deficient number, since it is larger than the sum of its proper divisors (37334040006671).

112002120020001 is an equidigital number, since it uses as much as digits as its factorization.

112002120020001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37334040006670.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 112002120020001 its reverse (100020021200211), we get a palindrome (212022141220212).

The spelling of 112002120020001 in words is "one hundred twelve trillion, two billion, one hundred twenty million, twenty thousand, one".