11122001210221 has 8 divisors (see below), whose sum is σ = 12314183158944. Its totient is φ = 9960001083120.

The previous prime is 11122001210213. The next prime is 11122001210249. The reversal of 11122001210221 is 12201210022111.

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

It is not a de Polignac number, because 11122001210221 - 2³ = 11122001210213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11122001210195 and 11122001210204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122001210261) 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, 7545454630 + ... + 7545456103.

It is an arithmetic number, because the mean of its divisors is an integer number (1539272894868).

Almost surely, 2^{11122001210221} is an apocalyptic number.

11122001210221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11122001210221 is a deficient number, since it is larger than the sum of its proper divisors (1192181948723).

11122001210221 is a wasteful number, since it uses less digits than its factorization.

11122001210221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15090910811.

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

Adding to 11122001210221 its reverse (12201210022111), we get a palindrome (23323211232332).

The spelling of 11122001210221 in words is "eleven trillion, one hundred twenty-two billion, one million, two hundred ten thousand, two hundred twenty-one".