1122222020022 has 96 divisors (see below), whose sum is σ = 2467841699232. Its totient is φ = 368532652032.

The previous prime is 1122222019993. The next prime is 1122222020027. The reversal of 1122222020022 is 2200202222211.

1122222020022 is a `hidden beast` number, since 1 + 1 + 222 + 220 + 200 + 22 = 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 = 1122222019977 and 1122222020004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122222020027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 179351518 + ... + 179357774.

It is an arithmetic number, because the mean of its divisors is an integer number (25706684367).

Almost surely, 2^{1122222020022} is an apocalyptic number.

1122222020022 is an abundant number, since it is smaller than the sum of its proper divisors (1345619679210).

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

1122222020022 is a wasteful number, since it uses less digits than its factorization.

1122222020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6942 (or 6939 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 1122222020022 its reverse (2200202222211), we get a palindrome (3322424242233).

The spelling of 1122222020022 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-two million, twenty thousand, twenty-two".