222202042506840 has 256 divisors, whose sum is σ = 734476201344000. Its totient is φ = 53328780032000.

The previous prime is 222202042506811. The next prime is 222202042506923. The reversal of 222202042506840 is 48605240202222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1519641574 + ... + 1519787786.

It is an arithmetic number, because the mean of its divisors is an integer number (2869047661500).

Almost surely, 2^{222202042506840} is an apocalyptic number.

222202042506840 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 222202042506840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (367238100672000).

222202042506840 is an abundant number, since it is smaller than the sum of its proper divisors (512274158837160).

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

222202042506840 is a wasteful number, since it uses less digits than its factorization.

222202042506840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157738 (or 157734 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 39.

The spelling of 222202042506840 in words is "two hundred twenty-two trillion, two hundred two billion, forty-two million, five hundred six thousand, eight hundred forty".