212133023210044 has 24 divisors (see below), whose sum is σ = 371336363497008. Its totient is φ = 106036922087040.

The previous prime is 212133023210033. The next prime is 212133023210089. The reversal of 212133023210044 is 440012320331212.

It is a junction number, because it is equal to n+sod(n) for n = 212133023209994 and 212133023210021.

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, 320567274 + ... + 321228334.

It is an arithmetic number, because the mean of its divisors is an integer number (15472348479042).

Almost surely, 2^{212133023210044} is an apocalyptic number.

It is an amenable number.

212133023210044 is a deficient number, since it is larger than the sum of its proper divisors (159203340286964).

212133023210044 is a wasteful number, since it uses less digits than its factorization.

212133023210044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683325 (or 683323 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 212133023210044 its reverse (440012320331212), we get a palindrome (652145343541256).

The spelling of 212133023210044 in words is "two hundred twelve trillion, one hundred thirty-three billion, twenty-three million, two hundred ten thousand, forty-four".