11101212212201 has 8 divisors (see below), whose sum is σ = 11285573110560. Its totient is φ = 10918344115008.

The previous prime is 11101212212177. The next prime is 11101212212243. The reversal of 11101212212201 is 10221221210111.

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 11101212212201 - 2⁶ = 11101212212137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11101212212201.

It is not an unprimeable number, because it can be changed into a prime (11101212212261) 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, 373185296 + ... + 373215041.

It is an arithmetic number, because the mean of its divisors is an integer number (1410696638820).

Almost surely, 2^{11101212212201} is an apocalyptic number.

It is an amenable number.

11101212212201 is a deficient number, since it is larger than the sum of its proper divisors (184360898359).

11101212212201 is a wasteful number, since it uses less digits than its factorization.

11101212212201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746400583.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11101212212201 its reverse (10221221210111), we get a palindrome (21322433422312).

The spelling of 11101212212201 in words is "eleven trillion, one hundred one billion, two hundred twelve million, two hundred twelve thousand, two hundred one".