222002012212120 has 64 divisors (see below), whose sum is σ = 573422237982720. Its totient is φ = 75773652833664.

The previous prime is 222002012212117. The next prime is 222002012212147. The reversal of 222002012212120 is 21212210200222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1777660272 + ... + 1777785151.

It is an arithmetic number, because the mean of its divisors is an integer number (8959722468480).

Almost surely, 2^{222002012212120} is an apocalyptic number.

222002012212120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222002012212120 is an abundant number, since it is smaller than the sum of its proper divisors (351420225770600).

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

222002012212120 is a wasteful number, since it uses less digits than its factorization.

222002012212120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3555445664 (or 3555445660 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222002012212120 its reverse (21212210200222), we get a palindrome (243214222412342).

The spelling of 222002012212120 in words is "two hundred twenty-two trillion, two billion, twelve million, two hundred twelve thousand, one hundred twenty".