222132012020 has 24 divisors (see below), whose sum is σ = 466555133184. Its totient is φ = 88837965216.

The previous prime is 222132012007. The next prime is 222132012043. The reversal of 222132012020 is 20210231222.

222132012020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 222132012020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 804332 + ... + 1044611.

It is an arithmetic number, because the mean of its divisors is an integer number (19439797216).

Almost surely, 2^222132012020 is an apocalyptic number.

222132012020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222132012020 is an abundant number, since it is smaller than the sum of its proper divisors (244423121164).

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

222132012020 is a wasteful number, since it uses less digits than its factorization.

222132012020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1854959 (or 1854957 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 222132012020 its reverse (20210231222), we get a palindrome (242342243242).

The spelling of 222132012020 in words is "two hundred twenty-two billion, one hundred thirty-two million, twelve thousand, twenty".