212115123326 has 8 divisors (see below), whose sum is σ = 318178888680. Its totient is φ = 106055493768.

The previous prime is 212115123301. The next prime is 212115123343. The reversal of 212115123326 is 623321511212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent 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, 902381 + ... + 1112888.

It is an arithmetic number, because the mean of its divisors is an integer number (39772361085).

Almost surely, 2^212115123326 is an apocalyptic number.

212115123326 is a deficient number, since it is larger than the sum of its proper divisors (106063765354).

212115123326 is a wasteful number, since it uses less digits than its factorization.

212115123326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2067898.

The product of its digits is 4320, while the sum is 29.

Adding to 212115123326 its reverse (623321511212), we get a palindrome (835436634538).

The spelling of 212115123326 in words is "two hundred twelve billion, one hundred fifteen million, one hundred twenty-three thousand, three hundred twenty-six".