212012330108 has 18 divisors (see below), whose sum is σ = 387854318544. Its totient is φ = 101397200344.

The previous prime is 212012330107. The next prime is 212012330171. The reversal of 212012330108 is 801033210212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212012330107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50095316 + ... + 50099547.

Almost surely, 2^212012330108 is an apocalyptic number.

It is an amenable number.

212012330108 is a deficient number, since it is larger than the sum of its proper divisors (175841988436).

212012330108 is a wasteful number, since it uses less digits than its factorization.

212012330108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100194913 (or 100194888 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 212012330108 in words is "two hundred twelve billion, twelve million, three hundred thirty thousand, one hundred eight".