212124104044 has 12 divisors (see below), whose sum is σ = 371228326000. Its totient is φ = 106058868048.

The previous prime is 212124104021. The next prime is 212124104077. The reversal of 212124104044 is 440401421212.

It is a happy number.

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, 642819 + ... + 915130.

Almost surely, 2^212124104044 is an apocalyptic number.

It is an amenable number.

212124104044 is a deficient number, since it is larger than the sum of its proper divisors (159104221956).

212124104044 is a wasteful number, since it uses less digits than its factorization.

212124104044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591992 (or 1591990 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 212124104044 its reverse (440401421212), we get a palindrome (652525525256).

The spelling of 212124104044 in words is "two hundred twelve billion, one hundred twenty-four million, one hundred four thousand, forty-four".