211223323122110 has 16 divisors (see below), whose sum is σ = 409448287898496. Its totient is φ = 77990150075808.

The previous prime is 211223323122107. The next prime is 211223323122169. The reversal of 211223323122110 is 11221323322112.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 211223323122110.

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, 812397396494 + ... + 812397396753.

It is an arithmetic number, because the mean of its divisors is an integer number (25590517993656).

Almost surely, 2^{211223323122110} is an apocalyptic number.

211223323122110 is a deficient number, since it is larger than the sum of its proper divisors (198224964776386).

211223323122110 is a wasteful number, since it uses less digits than its factorization.

211223323122110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624794793267.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 211223323122110 its reverse (11221323322112), we get a palindrome (222444646444222).

The spelling of 211223323122110 in words is "two hundred eleven trillion, two hundred twenty-three billion, three hundred twenty-three million, one hundred twenty-two thousand, one hundred ten".