120201212122211 has 48 divisors (see below), whose sum is σ = 134009118731040. Its totient is φ = 107723011968000.

The previous prime is 120201212122193. The next prime is 120201212122223. The reversal of 120201212122211 is 112221212102021.

It is not a de Polignac number, because 120201212122211 - 2³⁸ = 119926334215267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120201212122811) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4939019435 + ... + 4939043771.

It is an arithmetic number, because the mean of its divisors is an integer number (2791856640230).

Almost surely, 2^{120201212122211} is an apocalyptic number.

120201212122211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120201212122211 is a deficient number, since it is larger than the sum of its proper divisors (13807906608829).

120201212122211 is a wasteful number, since it uses less digits than its factorization.

120201212122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26196 (or 26185 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 120201212122211 its reverse (112221212102021), we get a palindrome (232422424224232).

The spelling of 120201212122211 in words is "one hundred twenty trillion, two hundred one billion, two hundred twelve million, one hundred twenty-two thousand, two hundred eleven".