212430433330 has 8 divisors (see below), whose sum is σ = 382374780012. Its totient is φ = 84972173328.

The previous prime is 212430433301. The next prime is 212430433357. The reversal of 212430433330 is 33334034212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 203650930729 + 8779502601 = 451277^2 + 93699^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10621521657 + ... + 10621521676.

Almost surely, 2^212430433330 is an apocalyptic number.

212430433330 is a deficient number, since it is larger than the sum of its proper divisors (169944346682).

212430433330 is a wasteful number, since it uses less digits than its factorization.

212430433330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21243043340.

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 212430433330 its reverse (33334034212), we get a palindrome (245764467542).

The spelling of 212430433330 in words is "two hundred twelve billion, four hundred thirty million, four hundred thirty-three thousand, three hundred thirty".