211121101101201 has 8 divisors (see below), whose sum is σ = 284227760706240. Its totient is φ = 139380921115152.

The previous prime is 211121101101193. The next prime is 211121101101247. The reversal of 211121101101201 is 102101101121112.

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

It is not a de Polignac number, because 211121101101201 - 2³ = 211121101101193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211121101108201) 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 7 ways as a sum of consecutive naturals, for example, 341619904386 + ... + 341619905003.

It is an arithmetic number, because the mean of its divisors is an integer number (35528470088280).

Almost surely, 2^{211121101101201} is an apocalyptic number.

It is an amenable number.

211121101101201 is a deficient number, since it is larger than the sum of its proper divisors (73106659605039).

211121101101201 is a wasteful number, since it uses less digits than its factorization.

211121101101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683239809495.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 211121101101201 its reverse (102101101121112), we get a palindrome (313222202222313).

The spelling of 211121101101201 in words is "two hundred eleven trillion, one hundred twenty-one billion, one hundred one million, one hundred one thousand, two hundred one".