212323201130 has 8 divisors (see below), whose sum is σ = 382181762052. Its totient is φ = 84929280448.

The previous prime is 212323201081. The next prime is 212323201133. The reversal of 212323201130 is 31102323212.

It can be written as a sum of positive squares in 2 ways, for example, as 209772244081 + 2550957049 = 458009^2 + 50507^2 .

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

It is a super-2 number, since 2×212323201130² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212323201133) 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, 10616160047 + ... + 10616160066.

Almost surely, 2^212323201130 is an apocalyptic number.

212323201130 is a deficient number, since it is larger than the sum of its proper divisors (169858560922).

212323201130 is a wasteful number, since it uses less digits than its factorization.

212323201130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21232320120.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 212323201130 its reverse (31102323212), we get a palindrome (243425524342).

The spelling of 212323201130 in words is "two hundred twelve billion, three hundred twenty-three million, two hundred one thousand, one hundred thirty".