212348330073 has 12 divisors (see below), whose sum is σ = 334609489968. Its totient is φ = 128695957560.

The previous prime is 212348330069. The next prime is 212348330111. The reversal of 212348330073 is 370033843212.

212348330073 is a `hidden beast` number, since 2 + 1 + 2 + 348 + 3 + 300 + 7 + 3 = 666.

It is not a de Polignac number, because 212348330073 - 2² = 212348330069 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212348330023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1072466215 + ... + 1072466412.

It is an arithmetic number, because the mean of its divisors is an integer number (27884124164).

Almost surely, 2^212348330073 is an apocalyptic number.

It is an amenable number.

212348330073 is a deficient number, since it is larger than the sum of its proper divisors (122261159895).

212348330073 is a wasteful number, since it uses less digits than its factorization.

212348330073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2144932644 (or 2144932641 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The spelling of 212348330073 in words is "two hundred twelve billion, three hundred forty-eight million, three hundred thirty thousand, seventy-three".