120200020001 has 4 divisors (see below), whose sum is σ = 120217643712. Its totient is φ = 120182396292.

The previous prime is 120200019977. The next prime is 120200020007. The reversal of 120200020001 is 100020002021.

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 120200020001 - 2¹⁸ = 120199757857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120200020007) 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, 8801621 + ... + 8815266.

It is an arithmetic number, because the mean of its divisors is an integer number (30054410928).

Almost surely, 2^120200020001 is an apocalyptic number.

It is an amenable number.

120200020001 is a deficient number, since it is larger than the sum of its proper divisors (17623711).

120200020001 is an equidigital number, since it uses as much as digits as its factorization.

120200020001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17623710.

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

Adding to 120200020001 its reverse (100020002021), we get a palindrome (220220022022).

The spelling of 120200020001 in words is "one hundred twenty billion, two hundred million, twenty thousand, one".