11000122210121 has 4 divisors (see below), whose sum is σ = 12000133320144. Its totient is φ = 10000111100100.

The previous prime is 11000122210111. The next prime is 11000122210153. The reversal of 11000122210121 is 12101222100011.

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 11000122210121 - 2¹⁴ = 11000122193737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11000122210096 and 11000122210105.

It is not an unprimeable number, because it can be changed into a prime (11000122210111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500005554995 + ... + 500005555016.

It is an arithmetic number, because the mean of its divisors is an integer number (3000033330036).

Almost surely, 2^{11000122210121} is an apocalyptic number.

11000122210121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11000122210121 is a deficient number, since it is larger than the sum of its proper divisors (1000011110023).

11000122210121 is a wasteful number, since it uses less digits than its factorization.

11000122210121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000011110022.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11000122210121 its reverse (12101222100011), we get a palindrome (23101344310132).

It can be divided in two parts, 1100012 and 2210121, that added together give a palindrome (3310133).

The spelling of 11000122210121 in words is "eleven trillion, one hundred twenty-two million, two hundred ten thousand, one hundred twenty-one".