212201000030 has 16 divisors (see below), whose sum is σ = 381967177824. Its totient is φ = 84879204960.

The previous prime is 212201000023. The next prime is 212201000041. The reversal of 212201000030 is 30000102212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 212200999975 and 212201000020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1071695 + ... + 1254165.

It is an arithmetic number, because the mean of its divisors is an integer number (23872948614).

Almost surely, 2^212201000030 is an apocalyptic number.

212201000030 is a deficient number, since it is larger than the sum of its proper divisors (169766177794).

212201000030 is a wasteful number, since it uses less digits than its factorization.

212201000030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298771.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 212201000030 its reverse (30000102212), we get a palindrome (242201102242).

The spelling of 212201000030 in words is "two hundred twelve billion, two hundred one million, thirty", and thus it is an aban number.