2210221101020 has 48 divisors (see below), whose sum is σ = 4654574705088. Its totient is φ = 881591907840.

The previous prime is 2210221101019. The next prime is 2210221101029. The reversal of 2210221101020 is 201011220122.

2210221101020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2210221101020² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2210221100986 and 2210221101004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210221101029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65683400 + ... + 65717040.

It is an arithmetic number, because the mean of its divisors is an integer number (96970306356).

Almost surely, 2^{2210221101020} is an apocalyptic number.

2210221101020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2210221101020 is an abundant number, since it is smaller than the sum of its proper divisors (2444353604068).

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

2210221101020 is a wasteful number, since it uses less digits than its factorization.

2210221101020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42830 (or 42828 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2210221101020 its reverse (201011220122), we get a palindrome (2411232321142).

The spelling of 2210221101020 in words is "two trillion, two hundred ten billion, two hundred twenty-one million, one hundred one thousand, twenty".