212373243318 has 32 divisors (see below), whose sum is σ = 447997680000. Its totient is φ = 66930817536.

The previous prime is 212373243281. The next prime is 212373243343. The reversal of 212373243318 is 813342373212.

It is a congruent number.

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, 1809771 + ... + 1923542.

It is an arithmetic number, because the mean of its divisors is an integer number (13999927500).

Almost surely, 2^212373243318 is an apocalyptic number.

212373243318 is an abundant number, since it is smaller than the sum of its proper divisors (235624436682).

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

212373243318 is a wasteful number, since it uses less digits than its factorization.

212373243318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3733836.

The product of its digits is 145152, while the sum is 39.

The spelling of 212373243318 in words is "two hundred twelve billion, three hundred seventy-three million, two hundred forty-three thousand, three hundred eighteen".