11331121211022 has 8 divisors (see below), whose sum is σ = 22662242422056. Its totient is φ = 3777040403672.

The previous prime is 11331121211017. The next prime is 11331121211023. The reversal of 11331121211022 is 22011212113311.

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

11331121211022 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 11331121211022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331121211023) 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, 944260100913 + ... + 944260100924.

It is an arithmetic number, because the mean of its divisors is an integer number (2832780302757).

Almost surely, 2^{11331121211022} is an apocalyptic number.

11331121211022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11331121211022 is a wasteful number, since it uses less digits than its factorization.

11331121211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888520201842.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 11331121211022 its reverse (22011212113311), we get a palindrome (33342333324333).

The spelling of 11331121211022 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-one million, two hundred eleven thousand, twenty-two".