22000044042220 has 12 divisors (see below), whose sum is σ = 46200092488704. Its totient is φ = 8800017616880.

The previous prime is 22000044042217. The next prime is 22000044042239. The reversal of 22000044042220 is 2224044000022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22000044042191 and 22000044042200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550001101036 + ... + 550001101075.

It is an arithmetic number, because the mean of its divisors is an integer number (3850007707392).

Almost surely, 2^{22000044042220} is an apocalyptic number.

22000044042220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000044042220 is an abundant number, since it is smaller than the sum of its proper divisors (24200048446484).

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

22000044042220 is a wasteful number, since it uses less digits than its factorization.

22000044042220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100002202120 (or 1100002202118 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 22000044042220 its reverse (2224044000022), we get a palindrome (24224088042242).

The spelling of 22000044042220 in words is "twenty-two trillion, forty-four million, forty-two thousand, two hundred twenty".