22220210210020 has 24 divisors (see below), whose sum is σ = 46713216715200. Its totient is φ = 8878412603232.

The previous prime is 22220210209931. The next prime is 22220210210063. The reversal of 22220210210020 is 2001201202222.

It is a junction number, because it is equal to n+sod(n) for n = 22220210209976 and 22220210210003.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 604448710 + ... + 604485469.

It is an arithmetic number, because the mean of its divisors is an integer number (1946384029800).

Almost surely, 2^{22220210210020} is an apocalyptic number.

22220210210020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22220210210020 is an abundant number, since it is smaller than the sum of its proper divisors (24493006505180).

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

22220210210020 is a wasteful number, since it uses less digits than its factorization.

22220210210020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208935107 (or 1208935105 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22220210210020 its reverse (2001201202222), we get a palindrome (24221411412242).

The spelling of 22220210210020 in words is "twenty-two trillion, two hundred twenty billion, two hundred ten million, two hundred ten thousand, twenty".