222021495852 has 48 divisors (see below), whose sum is σ = 558440652000. Its totient is φ = 68248124928.

The previous prime is 222021495851. The next prime is 222021495863. The reversal of 222021495852 is 258594120222.

It is not an unprimeable number, because it can be changed into a prime (222021495851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 527727 + ... + 850022.

It is an arithmetic number, because the mean of its divisors is an integer number (11634180250).

Almost surely, 2^222021495852 is an apocalyptic number.

It is an amenable number.

222021495852 is an abundant number, since it is smaller than the sum of its proper divisors (336419156148).

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

222021495852 is a wasteful number, since it uses less digits than its factorization.

222021495852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378802 (or 1378800 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 222021495852 in words is "two hundred twenty-two billion, twenty-one million, four hundred ninety-five thousand, eight hundred fifty-two".