11222022122201 has 6 divisors (see below), whose sum is σ = 12334949936106. Its totient is φ = 10201838292800.

The previous prime is 11222022122177. The next prime is 11222022122203. The reversal of 11222022122201 is 10222122022211.

It can be written as a sum of positive squares in only one way, i.e., 10433229462601 + 788792659600 = 3230051^2 + 888140^2 .

It is not a de Polignac number, because 11222022122201 - 2²⁶ = 11221955013337 is a prime.

It is a super-2 number, since 2×11222022122201² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11222022122203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46371992120 + ... + 46371992361.

It is an arithmetic number, because the mean of its divisors is an integer number (2055824989351).

Almost surely, 2^{11222022122201} is an apocalyptic number.

11222022122201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11222022122201 is a deficient number, since it is larger than the sum of its proper divisors (1112927813905).

11222022122201 is an equidigital number, since it uses as much as digits as its factorization.

11222022122201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92743984503 (or 92743984492 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11222022122201 its reverse (10222122022211), we get a palindrome (21444144144412).

The spelling of 11222022122201 in words is "eleven trillion, two hundred twenty-two billion, twenty-two million, one hundred twenty-two thousand, two hundred one".