222030010020 has 96 divisors (see below), whose sum is σ = 765149591808. Its totient is φ = 46845891072.

The previous prime is 222030010009. The next prime is 222030010039. The reversal of 222030010020 is 20010030222.

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 = 222030009978 and 222030010005.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20326959 + ... + 20337878.

It is an arithmetic number, because the mean of its divisors is an integer number (7970308248).

Almost surely, 2^222030010020 is an apocalyptic number.

222030010020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222030010020 is an abundant number, since it is smaller than the sum of its proper divisors (543119581788).

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

222030010020 is a wasteful number, since it uses less digits than its factorization.

222030010020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40664869 (or 40664867 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 222030010020 its reverse (20010030222), we get a palindrome (242040040242).

The spelling of 222030010020 in words is "two hundred twenty-two billion, thirty million, ten thousand, twenty".