122201110011001 has 4 divisors (see below), whose sum is σ = 139658411441152. Its totient is φ = 104743808580852.

The previous prime is 122201110010989. The next prime is 122201110011023. The reversal of 122201110011001 is 100110011102221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 122201110011001 - 2⁹ = 122201110010489 is a prime.

It is a super-2 number, since 2×122201110011001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122201110011041) 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 3 ways as a sum of consecutive naturals, for example, 8728650715065 + ... + 8728650715078.

It is an arithmetic number, because the mean of its divisors is an integer number (34914602860288).

Almost surely, 2^{122201110011001} is an apocalyptic number.

It is an amenable number.

122201110011001 is a deficient number, since it is larger than the sum of its proper divisors (17457301430151).

122201110011001 is an equidigital number, since it uses as much as digits as its factorization.

122201110011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17457301430150.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 122201110011001 its reverse (100110011102221), we get a palindrome (222311121113222).

The spelling of 122201110011001 in words is "one hundred twenty-two trillion, two hundred one billion, one hundred ten million, eleven thousand, one".