222002001022120 has 32 divisors (see below), whose sum is σ = 544914002509920. Its totient is φ = 80728000371520.

The previous prime is 222002001022103. The next prime is 222002001022189. The reversal of 222002001022120 is 21220100200222.

It is a junction number, because it is equal to n+sod(n) for n = 222002001022094 and 222002001022103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252275000722 + ... + 252275001601.

It is an arithmetic number, because the mean of its divisors is an integer number (17028562578435).

Almost surely, 2^{222002001022120} is an apocalyptic number.

222002001022120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222002001022120 is an abundant number, since it is smaller than the sum of its proper divisors (322912001487800).

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

222002001022120 is a wasteful number, since it uses less digits than its factorization.

222002001022120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504550002345 (or 504550002341 counting only the distinct ones).

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

Adding to 222002001022120 its reverse (21220100200222), we get a palindrome (243222101222342).

The spelling of 222002001022120 in words is "two hundred twenty-two trillion, two billion, one million, twenty-two thousand, one hundred twenty".