212211010204 has 24 divisors (see below), whose sum is σ = 373787013600. Its totient is φ = 105415381056.

The previous prime is 212211010169. The next prime is 212211010213. The reversal of 212211010204 is 402010112212.

212211010204 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1220434 + ... + 1383430.

It is an arithmetic number, because the mean of its divisors is an integer number (15574458900).

Almost surely, 2^212211010204 is an apocalyptic number.

It is an amenable number.

212211010204 is a deficient number, since it is larger than the sum of its proper divisors (161576003396).

212211010204 is a wasteful number, since it uses less digits than its factorization.

212211010204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165117 (or 165115 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 212211010204 its reverse (402010112212), we get a palindrome (614221122416).

The spelling of 212211010204 in words is "two hundred twelve billion, two hundred eleven million, ten thousand, two hundred four".