222120002020000 has 120 divisors (see below), whose sum is σ = 624512598073056. Its totient is φ = 76155429216000.

The previous prime is 222120002019983. The next prime is 222120002020001. The reversal of 222120002020000 is 20200021222.

It is a super-3 number, since 3×222120002020000³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (222120002020001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 793145722 + ... + 793425721.

Almost surely, 2^{222120002020000} is an apocalyptic number.

222120002020000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222120002020000 is an abundant number, since it is smaller than the sum of its proper divisors (402392596053056).

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

222120002020000 is an equidigital number, since it uses as much as digits as its factorization.

222120002020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1586571480 (or 1586571457 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 222120002020000 its reverse (20200021222), we get a palindrome (222140202041222).

The spelling of 222120002020000 in words is "two hundred twenty-two trillion, one hundred twenty billion, two million, twenty thousand".