22210102020 has 48 divisors (see below), whose sum is σ = 63116480448. Its totient is φ = 5834294400.

The previous prime is 22210102001. The next prime is 22210102049. The reversal of 22210102020 is 2020101222.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 22210101987 and 22210102005.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2758431 + ... + 2766470.

It is an arithmetic number, because the mean of its divisors is an integer number (1314926676).

Almost surely, 2^22210102020 is an apocalyptic number.

22210102020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22210102020 is an abundant number, since it is smaller than the sum of its proper divisors (40906378428).

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

22210102020 is a wasteful number, since it uses less digits than its factorization.

22210102020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5524980 (or 5524978 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22210102020 its reverse (2020101222), we get a palindrome (24230203242).

The spelling of 22210102020 in words is "twenty-two billion, two hundred ten million, one hundred two thousand, twenty".