212421130112010 has 64 divisors (see below), whose sum is σ = 519458586890112. Its totient is φ = 55573767165696.

The previous prime is 212421130111999. The next prime is 212421130112017. The reversal of 212421130112010 is 10211031124212.

It is not an unprimeable number, because it can be changed into a prime (212421130112017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25047177 + ... + 32437683.

It is an arithmetic number, because the mean of its divisors is an integer number (8116540420158).

Almost surely, 2^{212421130112010} is an apocalyptic number.

212421130112010 is an abundant number, since it is smaller than the sum of its proper divisors (307037456778102).

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

212421130112010 is a wasteful number, since it uses less digits than its factorization.

212421130112010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7408647.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 212421130112010 its reverse (10211031124212), we get a palindrome (222632161236222).

The spelling of 212421130112010 in words is "two hundred twelve trillion, four hundred twenty-one billion, one hundred thirty million, one hundred twelve thousand, ten".