11022211222020 has 96 divisors (see below), whose sum is σ = 34292200521600. Its totient is φ = 2939181178752.

The previous prime is 11022211222013. The next prime is 11022211222027. The reversal of 11022211222020 is 2022211222011.

It is a happy number.

11022211222020 is a `hidden beast` number, since 110 + 222 + 112 + 220 + 2 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (11022211222013) and next prime (11022211222027).

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 = 11022211221984 and 11022211222002.

It is not an unprimeable number, because it can be changed into a prime (11022211222027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22758427 + ... + 23237693.

It is an arithmetic number, because the mean of its divisors is an integer number (357210422100).

Almost surely, 2^{11022211222020} is an apocalyptic number.

11022211222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11022211222020 is an abundant number, since it is smaller than the sum of its proper divisors (23269989299580).

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

11022211222020 is a wasteful number, since it uses less digits than its factorization.

11022211222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521874 (or 521866 counting only the distinct ones).

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

Adding to 11022211222020 its reverse (2022211222011), we get a palindrome (13044422444031).

Subtracting from 11022211222020 its reverse (2022211222011), we obtain a palindrome (9000000000009).

The spelling of 11022211222020 in words is "eleven trillion, twenty-two billion, two hundred eleven million, two hundred twenty-two thousand, twenty".