222021013212000 has 144 divisors (see below), whose sum is σ = 787952576017152. Its totient is φ = 59205603513600.

The previous prime is 222021013211983. The next prime is 222021013212101. The reversal of 222021013212000 is 212310120222.

222021013212000 is a `hidden beast` number, since 2 + 220 + 2 + 101 + 321 + 20 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3083589184 + ... + 3083661183.

It is an arithmetic number, because the mean of its divisors is an integer number (5471892889008).

Almost surely, 2^{222021013212000} is an apocalyptic number.

222021013212000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222021013212000 is an abundant number, since it is smaller than the sum of its proper divisors (565931562805152).

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

222021013212000 is a wasteful number, since it uses less digits than its factorization.

222021013212000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6167250398 (or 6167250377 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 222021013212000 its reverse (212310120222), we get a palindrome (222233323332222).

The spelling of 222021013212000 in words is "two hundred twenty-two trillion, twenty-one billion, thirteen million, two hundred twelve thousand".