213112110214212 has 24 divisors (see below), whose sum is σ = 542467189636512. Its totient is φ = 64579427337600.

The previous prime is 213112110214207. The next prime is 213112110214243. The reversal of 213112110214212 is 212412011211312.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 807242841589 + ... + 807242841852.

It is an arithmetic number, because the mean of its divisors is an integer number (22602799568188).

Almost surely, 2^{213112110214212} is an apocalyptic number.

213112110214212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

213112110214212 is an abundant number, since it is smaller than the sum of its proper divisors (329355079422300).

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

213112110214212 is a wasteful number, since it uses less digits than its factorization.

213112110214212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614485683459 (or 1614485683457 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 24.

Adding to 213112110214212 its reverse (212412011211312), we get a palindrome (425524121425524).

The spelling of 213112110214212 in words is "two hundred thirteen trillion, one hundred twelve billion, one hundred ten million, two hundred fourteen thousand, two hundred twelve".