212214465530145 has 64 divisors (see below), whose sum is σ = 423955766223360. Its totient is φ = 99932430571776.

The previous prime is 212214465530107. The next prime is 212214465530147. The reversal of 212214465530145 is 541035564412212.

212214465530145 is a `hidden beast` number, since 2 + 1 + 2 + 2 + 1 + 44 + 65 + 530 + 14 + 5 = 666.

It is not a de Polignac number, because 212214465530145 - 2⁷ = 212214465530017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 212214465530145.

It is not an unprimeable number, because it can be changed into a prime (212214465530147) 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 63 ways as a sum of consecutive naturals, for example, 2628653622 + ... + 2628734351.

It is an arithmetic number, because the mean of its divisors is an integer number (6624308847240).

Almost surely, 2^{212214465530145} is an apocalyptic number.

It is an amenable number.

212214465530145 is a deficient number, since it is larger than the sum of its proper divisors (211741300693215).

212214465530145 is a wasteful number, since it uses less digits than its factorization.

212214465530145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5257388023 (or 5257388017 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 45.

The spelling of 212214465530145 in words is "two hundred twelve trillion, two hundred fourteen billion, four hundred sixty-five million, five hundred thirty thousand, one hundred forty-five".