222122000002120 has 64 divisors (see below), whose sum is σ = 515911120128000. Its totient is φ = 85980232669440.

The previous prime is 222122000002079. The next prime is 222122000002169. The reversal of 222122000002120 is 21200000221222.

It is a junction number, because it is equal to n+sod(n) for n = 222122000002094 and 222122000002103.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 40774017 + ... + 45899503.

It is an arithmetic number, because the mean of its divisors is an integer number (8061111252000).

Almost surely, 2^{222122000002120} is an apocalyptic number.

222122000002120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222122000002120 is an abundant number, since it is smaller than the sum of its proper divisors (293789120125880).

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

222122000002120 is a wasteful number, since it uses less digits than its factorization.

222122000002120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5160478 (or 5160474 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 222122000002120 its reverse (21200000221222), we get a palindrome (243322000223342).

The spelling of 222122000002120 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, two thousand, one hundred twenty".