120020112001 has 4 divisors (see below), whose sum is σ = 120690615600. Its totient is φ = 119349608404.

The previous prime is 120020111999. The next prime is 120020112011. The reversal of 120020112001 is 100211020021.

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 120020112001 - 2¹ = 120020111999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120020112011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335251531 + ... + 335251888.

It is an arithmetic number, because the mean of its divisors is an integer number (30172653900).

Almost surely, 2^120020112001 is an apocalyptic number.

It is an amenable number.

120020112001 is a deficient number, since it is larger than the sum of its proper divisors (670503599).

120020112001 is an equidigital number, since it uses as much as digits as its factorization.

120020112001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670503598.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 120020112001 its reverse (100211020021), we get a palindrome (220231132022).

The spelling of 120020112001 in words is "one hundred twenty billion, twenty million, one hundred twelve thousand, one".