120001311201 has 4 divisors (see below), whose sum is σ = 160001748272. Its totient is φ = 80000874132.

The previous prime is 120001311191. The next prime is 120001311233. The reversal of 120001311201 is 102113100021.

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 120001311201 - 2¹⁵ = 120001278433 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 (120001311281) 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, 20000218531 + ... + 20000218536.

It is an arithmetic number, because the mean of its divisors is an integer number (40000437068).

Almost surely, 2^120001311201 is an apocalyptic number.

It is an amenable number.

120001311201 is a deficient number, since it is larger than the sum of its proper divisors (40000437071).

120001311201 is an equidigital number, since it uses as much as digits as its factorization.

120001311201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40000437070.

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

Adding to 120001311201 its reverse (102113100021), we get a palindrome (222114411222).

The spelling of 120001311201 in words is "one hundred twenty billion, one million, three hundred eleven thousand, two hundred one".