120212222210000 has 100 divisors (see below), whose sum is σ = 295032741904692. Its totient is φ = 47426191488000.

The previous prime is 120212222209943. The next prime is 120212222210029. The reversal of 120212222210000 is 12222212021.

It is a happy number.

It can be written as a sum of positive squares in 10 ways, for example, as 104557823523904 + 15654398686096 = 10225352^2 + 3956564^2 .

It is a tau number, because it is divible by the number of its divisors (100).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 81607139 + ... + 83067138.

Almost surely, 2^{120212222210000} is an apocalyptic number.

120212222210000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120212222210000 is an abundant number, since it is smaller than the sum of its proper divisors (174820519694692).

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

120212222210000 is an equidigital number, since it uses as much as digits as its factorization.

120212222210000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164674378 (or 164674357 counting only the distinct ones).

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

Adding to 120212222210000 its reverse (12222212021), we get a palindrome (120224444422021).

The spelling of 120212222210000 in words is "one hundred twenty trillion, two hundred twelve billion, two hundred twenty-two million, two hundred ten thousand".