222143665020 has 96 divisors (see below), whose sum is σ = 644410105920. Its totient is φ = 57110323200.

The previous prime is 222143665013. The next prime is 222143665039. The reversal of 222143665020 is 20566341222.

It is a happy number.

222143665020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 1076170 + ... + 1265870.

It is an arithmetic number, because the mean of its divisors is an integer number (6712605270).

Almost surely, 2^222143665020 is an apocalyptic number.

222143665020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222143665020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322205052960).

222143665020 is an abundant number, since it is smaller than the sum of its proper divisors (422266440900).

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

222143665020 is a wasteful number, since it uses less digits than its factorization.

222143665020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190415 (or 190413 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 222143665020 in words is "two hundred twenty-two billion, one hundred forty-three million, six hundred sixty-five thousand, twenty".