212300017579 has 4 divisors (see below), whose sum is σ = 228630788176. Its totient is φ = 195969246984.

The previous prime is 212300017537. The next prime is 212300017613. The reversal of 212300017579 is 975710003212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212300017579 - 2¹³ = 212300009387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212300017079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8165385279 + ... + 8165385304.

It is an arithmetic number, because the mean of its divisors is an integer number (57157697044).

Almost surely, 2^212300017579 is an apocalyptic number.

212300017579 is a deficient number, since it is larger than the sum of its proper divisors (16330770597).

212300017579 is a wasteful number, since it uses less digits than its factorization.

212300017579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16330770596.

The product of its (nonzero) digits is 26460, while the sum is 37.

The spelling of 212300017579 in words is "two hundred twelve billion, three hundred million, seventeen thousand, five hundred seventy-nine".