11011021220122 has 48 divisors (see below), whose sum is σ = 22062899702880. Its totient is φ = 4064218351200.

The previous prime is 11011021219999. The next prime is 11011021220137. The reversal of 11011021220122 is 22102212011011.

It is a junction number, because it is equal to n+sod(n) for n = 11011021220096 and 11011021220105.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 268777029 + ... + 268817992.

It is an arithmetic number, because the mean of its divisors is an integer number (459643743810).

Almost surely, 2^{11011021220122} is an apocalyptic number.

11011021220122 is an abundant number, since it is smaller than the sum of its proper divisors (11051878482758).

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

11011021220122 is a wasteful number, since it uses less digits than its factorization.

11011021220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537595067 (or 537595060 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11011021220122 its reverse (22102212011011), we get a palindrome (33113233231133).

The spelling of 11011021220122 in words is "eleven trillion, eleven billion, twenty-one million, two hundred twenty thousand, one hundred twenty-two".