11122212202020 has 96 divisors (see below), whose sum is σ = 36423618940800. Its totient is φ = 2809822027392.

The previous prime is 11122212201983. The next prime is 11122212202027. The reversal of 11122212202020 is 2020221222111.

It is a happy number.

11122212202020 is a `hidden beast` number, since 11 + 12 + 221 + 220 + 202 + 0 = 666.

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 = 11122212201984 and 11122212202002.

It is not an unprimeable number, because it can be changed into a prime (11122212202027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 542007879 + ... + 542028398.

It is an arithmetic number, because the mean of its divisors is an integer number (379412697300).

Almost surely, 2^{11122212202020} is an apocalyptic number.

11122212202020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11122212202020 is an abundant number, since it is smaller than the sum of its proper divisors (25301406738780).

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

11122212202020 is a wasteful number, since it uses less digits than its factorization.

11122212202020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084036314 (or 1084036306 counting only the distinct ones).

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

Adding to 11122212202020 its reverse (2020221222111), we get a palindrome (13142433424131).

The spelling of 11122212202020 in words is "eleven trillion, one hundred twenty-two billion, two hundred twelve million, two hundred two thousand, twenty".