2120211220002 has 64 divisors (see below), whose sum is σ = 4408881563520. Its totient is φ = 679138159104.

The previous prime is 2120211219961. The next prime is 2120211220007. The reversal of 2120211220002 is 2000221120212.

It is not an unprimeable number, because it can be changed into a prime (2120211220007) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 65082774 + ... + 65115342.

It is an arithmetic number, because the mean of its divisors is an integer number (68888774430).

Almost surely, 2^{2120211220002} is an apocalyptic number.

2120211220002 is an abundant number, since it is smaller than the sum of its proper divisors (2288670343518).

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

2120211220002 is a wasteful number, since it uses less digits than its factorization.

2120211220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36227.

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

Adding to 2120211220002 its reverse (2000221120212), we get a palindrome (4120432340214).

The spelling of 2120211220002 in words is "two trillion, one hundred twenty billion, two hundred eleven million, two hundred twenty thousand, two".