11121010212201 has 16 divisors (see below), whose sum is σ = 15363538641024. Its totient is φ = 7149790819584.

The previous prime is 11121010212173. The next prime is 11121010212209. The reversal of 11121010212201 is 10221201012111.

It is a happy number.

It is not a de Polignac number, because 11121010212201 - 2¹¹ = 11121010210153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11121010212209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 443302861 + ... + 443327946.

It is an arithmetic number, because the mean of its divisors is an integer number (960221165064).

Almost surely, 2^{11121010212201} is an apocalyptic number.

It is an amenable number.

11121010212201 is a deficient number, since it is larger than the sum of its proper divisors (4242528428823).

11121010212201 is a wasteful number, since it uses less digits than its factorization.

11121010212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886630960.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11121010212201 its reverse (10221201012111), we get a palindrome (21342211224312).

The spelling of 11121010212201 in words is "eleven trillion, one hundred twenty-one billion, ten million, two hundred twelve thousand, two hundred one".