210120122000002 has 8 divisors (see below), whose sum is σ = 315290501588556. Its totient is φ = 105023288137152.

The previous prime is 210120121999979. The next prime is 210120122000039. The reversal of 210120122000002 is 200000221021012.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 202809755194641 + 7310366805361 = 14241129^2 + 2703769^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18386424283 + ... + 18386435710.

Almost surely, 2^{210120122000002} is an apocalyptic number.

210120122000002 is a deficient number, since it is larger than the sum of its proper divisors (105170379588554).

210120122000002 is a wasteful number, since it uses less digits than its factorization.

210120122000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36772862852.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 210120122000002 its reverse (200000221021012), we get a palindrome (410120343021014).

The spelling of 210120122000002 in words is "two hundred ten trillion, one hundred twenty billion, one hundred twenty-two million, two", and thus it is an aban number.