11021122222120 has 32 divisors (see below), whose sum is σ = 24975924472800. Its totient is φ = 4376733427008.

The previous prime is 11021122222087. The next prime is 11021122222147. The reversal of 11021122222120 is 2122222112011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 991102554 + ... + 991113673.

It is an arithmetic number, because the mean of its divisors is an integer number (780497639775).

Almost surely, 2^{11021122222120} is an apocalyptic number.

11021122222120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021122222120 is an abundant number, since it is smaller than the sum of its proper divisors (13954802250680).

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

11021122222120 is a wasteful number, since it uses less digits than its factorization.

11021122222120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982216377 (or 1982216373 counting only the distinct ones).

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

Adding to 11021122222120 its reverse (2122222112011), we get a palindrome (13143344334131).

The spelling of 11021122222120 in words is "eleven trillion, twenty-one billion, one hundred twenty-two million, two hundred twenty-two thousand, one hundred twenty".