11021221022122 has 8 divisors (see below), whose sum is σ = 16532331521472. Its totient is φ = 5510443848300.

The previous prime is 11021221022111. The next prime is 11021221022129. The reversal of 11021221022122 is 22122012212011.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11021221022122.

It is not an unprimeable number, because it can be changed into a prime (11021221022129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83248704 + ... + 83380987.

It is an arithmetic number, because the mean of its divisors is an integer number (2066541440184).

Almost surely, 2^{11021221022122} is an apocalyptic number.

11021221022122 is a deficient number, since it is larger than the sum of its proper divisors (5511110499350).

11021221022122 is a wasteful number, since it uses less digits than its factorization.

11021221022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166662764.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11021221022122 its reverse (22122012212011), we get a palindrome (33143233234133).

The spelling of 11021221022122 in words is "eleven trillion, twenty-one billion, two hundred twenty-one million, twenty-two thousand, one hundred twenty-two".