11121220102201 has 8 divisors (see below), whose sum is σ = 12132498201408. Its totient is φ = 10109985018000.

The previous prime is 11121220102189. The next prime is 11121220102217. The reversal of 11121220102201 is 10220102212111.

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 11121220102201 - 2⁵ = 11121220102169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11121220102001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10211970 + ... + 11248411.

It is an arithmetic number, because the mean of its divisors is an integer number (1516562275176).

Almost surely, 2^{11121220102201} is an apocalyptic number.

11121220102201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11121220102201 is a deficient number, since it is larger than the sum of its proper divisors (1011278099207).

11121220102201 is a wasteful number, since it uses less digits than its factorization.

11121220102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21507503.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11121220102201 its reverse (10220102212111), we get a palindrome (21341322314312).

The spelling of 11121220102201 in words is "eleven trillion, one hundred twenty-one billion, two hundred twenty million, one hundred two thousand, two hundred one".