10222001222120 has 16 divisors (see below), whose sum is σ = 22999502749860. Its totient is φ = 4088800488832.

The previous prime is 10222001222087. The next prime is 10222001222171. The reversal of 10222001222120 is 2122210022201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10192707530404 + 29293691716 = 3192602^2 + 171154^2 .

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 3 ways as a sum of consecutive naturals, for example, 127775015237 + ... + 127775015316.

Almost surely, 2^{10222001222120} is an apocalyptic number.

10222001222120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10222001222120 is an abundant number, since it is smaller than the sum of its proper divisors (12777501527740).

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

10222001222120 is a wasteful number, since it uses less digits than its factorization.

10222001222120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255550030564 (or 255550030560 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10222001222120 its reverse (2122210022201), we get a palindrome (12344211244321).

The spelling of 10222001222120 in words is "ten trillion, two hundred twenty-two billion, one million, two hundred twenty-two thousand, one hundred twenty".