212130002 has 8 divisors (see below), whose sum is σ = 363651456. Its totient is φ = 90912852.

The previous prime is 212129977. The next prime is 212130007. The reversal of 212130002 is 200031212.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (212130007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7576058 + ... + 7576085.

It is an arithmetic number, because the mean of its divisors is an integer number (45456432).

Almost surely, 2^212130002 is an apocalyptic number.

212130002 is a deficient number, since it is larger than the sum of its proper divisors (151521454).

212130002 is a wasteful number, since it uses less digits than its factorization.

212130002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15152152.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 212130002 is about 14564.6833813853. The cubic root of 212130002 is about 596.3950524859.

Adding to 212130002 its reverse (200031212), we get a palindrome (412161214).

It can be divided in two parts, 2121 and 30002, that added together give a palindrome (32123).

The spelling of 212130002 in words is "two hundred twelve million, one hundred thirty thousand, two".