212103233306 has 4 divisors (see below), whose sum is σ = 318154849962. Its totient is φ = 106051616652.

The previous prime is 212103233263. The next prime is 212103233357. The reversal of 212103233306 is 603332301212.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 124015961281 + 88087272025 = 352159^2 + 296795^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53025808325 + ... + 53025808328.

Almost surely, 2^212103233306 is an apocalyptic number.

212103233306 is a deficient number, since it is larger than the sum of its proper divisors (106051616656).

212103233306 is a wasteful number, since it uses less digits than its factorization.

212103233306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106051616655.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 212103233306 its reverse (603332301212), we get a palindrome (815435534518).

The spelling of 212103233306 in words is "two hundred twelve billion, one hundred three million, two hundred thirty-three thousand, three hundred six".