212321000123212 has 48 divisors (see below), whose sum is σ = 396737090830080. Its totient is φ = 99182364418368.

The previous prime is 212321000123207. The next prime is 212321000123251.

212321000123212 is nontrivially palindromic in base 10.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 570478839 + ... + 570850897.

It is an arithmetic number, because the mean of its divisors is an integer number (8265356058960).

Almost surely, 2^{212321000123212} is an apocalyptic number.

It is an amenable number.

212321000123212 is a deficient number, since it is larger than the sum of its proper divisors (184416090706868).

212321000123212 is a wasteful number, since it uses less digits than its factorization.

212321000123212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516382 (or 516380 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

It can be divided in two parts, 212321000 and 123212, that added together give a palindrome (212444212).

The spelling of 212321000123212 in words is "two hundred twelve trillion, three hundred twenty-one billion, one hundred twenty-three thousand, two hundred twelve".