230133020212 has 6 divisors (see below), whose sum is σ = 402732785378. Its totient is φ = 115066510104.

The previous prime is 230133020191. The next prime is 230133020263. The reversal of 230133020212 is 212020331032.

It can be written as a sum of positive squares in only one way, i.e., 213706496656 + 16426523556 = 462284^2 + 128166^2 .

It is a super-2 number, since 2×230133020212² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 230133020212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28766627523 + ... + 28766627530.

Almost surely, 2^230133020212 is an apocalyptic number.

It is an amenable number.

230133020212 is a deficient number, since it is larger than the sum of its proper divisors (172599765166).

230133020212 is a wasteful number, since it uses less digits than its factorization.

230133020212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57533255057 (or 57533255055 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 230133020212 its reverse (212020331032), we get a palindrome (442153351244).

The spelling of 230133020212 in words is "two hundred thirty billion, one hundred thirty-three million, twenty thousand, two hundred twelve".