11331122220022 has 24 divisors (see below), whose sum is σ = 18735229334808. Its totient is φ = 5135919381120.

The previous prime is 11331122220013. The next prime is 11331122220029. The reversal of 11331122220022 is 22002222113311.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 11331122219975 and 11331122220002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331122220029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66235848 + ... + 66406699.

It is an arithmetic number, because the mean of its divisors is an integer number (780634555617).

Almost surely, 2^{11331122220022} is an apocalyptic number.

11331122220022 is a deficient number, since it is larger than the sum of its proper divisors (7404107114786).

11331122220022 is a wasteful number, since it uses less digits than its factorization.

11331122220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132642924 (or 132642913 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 11331122220022 its reverse (22002222113311), we get a palindrome (33333344333333).

The spelling of 11331122220022 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-two million, two hundred twenty thousand, twenty-two".