212105116410 has 32 divisors (see below), whose sum is σ = 555329760192. Its totient is φ = 51419422080.

The previous prime is 212105116393. The next prime is 212105116411. The reversal of 212105116410 is 14611501212.

It is not an unprimeable number, because it can be changed into a prime (212105116411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321371059 + ... + 321371718.

It is an arithmetic number, because the mean of its divisors is an integer number (17354055006).

Almost surely, 2^212105116410 is an apocalyptic number.

212105116410 is an abundant number, since it is smaller than the sum of its proper divisors (343224643782).

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

212105116410 is a wasteful number, since it uses less digits than its factorization.

212105116410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642742798.

The product of its (nonzero) digits is 480, while the sum is 24.

Adding to 212105116410 its reverse (14611501212), we get a palindrome (226716617622).

The spelling of 212105116410 in words is "two hundred twelve billion, one hundred five million, one hundred sixteen thousand, four hundred ten".