210005145214 has 4 divisors (see below), whose sum is σ = 315007717824. Its totient is φ = 105002572606.

The previous prime is 210005145193. The next prime is 210005145223. The reversal of 210005145214 is 412541500012.

210005145214 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×210005145214² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52501286302 + ... + 52501286305.

It is an arithmetic number, because the mean of its divisors is an integer number (78751929456).

Almost surely, 2^210005145214 is an apocalyptic number.

210005145214 is a deficient number, since it is larger than the sum of its proper divisors (105002572610).

210005145214 is a wasteful number, since it uses less digits than its factorization.

210005145214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105002572609.

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 210005145214 its reverse (412541500012), we get a palindrome (622546645226).

The spelling of 210005145214 in words is "two hundred ten billion, five million, one hundred forty-five thousand, two hundred fourteen".