212021122120010 has 32 divisors (see below), whose sum is σ = 436344049844352. Its totient is φ = 72661904003520.

The previous prime is 212021122119977. The next prime is 212021122120187. The reversal of 212021122120010 is 10021221120212.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 646754792 + ... + 647082531.

It is an arithmetic number, because the mean of its divisors is an integer number (13635751557636).

Almost surely, 2^{212021122120010} is an apocalyptic number.

212021122120010 is an abundant number, since it is smaller than the sum of its proper divisors (224322927724342).

212021122120010 is a wasteful number, since it uses less digits than its factorization.

212021122120010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293839678.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 212021122120010 its reverse (10021221120212), we get a palindrome (222042343240222).

The spelling of 212021122120010 in words is "two hundred twelve trillion, twenty-one billion, one hundred twenty-two million, one hundred twenty thousand, ten".