212813063305 has 8 divisors (see below), whose sum is σ = 256802356800. Its totient is φ = 169299330096.

The previous prime is 212813063293. The next prime is 212813063327. The reversal of 212813063305 is 503360318212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212813063305 - 2⁵ = 212813063273 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118889085 + ... + 118890874.

It is an arithmetic number, because the mean of its divisors is an integer number (32100294600).

Almost surely, 2^212813063305 is an apocalyptic number.

It is an amenable number.

212813063305 is a deficient number, since it is larger than the sum of its proper divisors (43989293495).

212813063305 is a wasteful number, since it uses less digits than its factorization.

212813063305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237780143.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 212813063305 in words is "two hundred twelve billion, eight hundred thirteen million, sixty-three thousand, three hundred five".