120171201211 has 8 divisors (see below), whose sum is σ = 124691436800. Its totient is φ = 115717932288.

The previous prime is 120171201193. The next prime is 120171201289. The reversal of 120171201211 is 112102171021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120171201211 - 2³³ = 111581266619 is a prime.

It is a super-2 number, since 2×120171201211² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120171271211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16738011 + ... + 16745188.

It is an arithmetic number, because the mean of its divisors is an integer number (15586429600).

Almost surely, 2^120171201211 is an apocalyptic number.

120171201211 is a deficient number, since it is larger than the sum of its proper divisors (4520235589).

120171201211 is an equidigital number, since it uses as much as digits as its factorization.

120171201211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33483333.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 120171201211 its reverse (112102171021), we get a palindrome (232273372232).

The spelling of 120171201211 in words is "one hundred twenty billion, one hundred seventy-one million, two hundred one thousand, two hundred eleven".