11021020222122 has 24 divisors (see below), whose sum is σ = 23879375682240. Its totient is φ = 3673596709800.

The previous prime is 11021020222099. The next prime is 11021020222183. The reversal of 11021020222122 is 22122202012011.

It is a happy number.

11021020222122 is a `hidden beast` number, since 1 + 10 + 210 + 202 + 221 + 22 = 666.

11021020222122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11021020222095 and 11021020222104.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5502004 + ... + 7232847.

It is an arithmetic number, because the mean of its divisors is an integer number (994973986760).

Almost surely, 2^{11021020222122} is an apocalyptic number.

11021020222122 is an abundant number, since it is smaller than the sum of its proper divisors (12858355460118).

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

11021020222122 is a wasteful number, since it uses less digits than its factorization.

11021020222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12782938 (or 12782935 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11021020222122 its reverse (22122202012011), we get a palindrome (33143222234133).

The spelling of 11021020222122 in words is "eleven trillion, twenty-one billion, twenty million, two hundred twenty-two thousand, one hundred twenty-two".