10000120221222 has 16 divisors (see below), whose sum is σ = 20034902911152. Its totient is φ = 3327596328960.

The previous prime is 10000120221187. The next prime is 10000120221253. The reversal of 10000120221222 is 22212202100001.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1444265779 + ... + 1444272702.

It is an arithmetic number, because the mean of its divisors is an integer number (1252181431947).

Almost surely, 2^{10000120221222} is an apocalyptic number.

10000120221222 is an abundant number, since it is smaller than the sum of its proper divisors (10034782689930).

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

10000120221222 is a wasteful number, since it uses less digits than its factorization.

10000120221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2888539063.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10000120221222 its reverse (22212202100001), we get a palindrome (32212322321223).

The spelling of 10000120221222 in words is "ten trillion, one hundred twenty million, two hundred twenty-one thousand, two hundred twenty-two".