211223032113 has 8 divisors (see below), whose sum is σ = 281633523808. Its totient is φ = 140813947584.

The previous prime is 211223032079. The next prime is 211223032117. The reversal of 211223032113 is 311230322112.

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

It is not a de Polignac number, because 211223032113 - 2⁸ = 211223031857 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211223032113.

It is not an unprimeable number, because it can be changed into a prime (211223032117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71070 + ... + 653832.

It is an arithmetic number, because the mean of its divisors is an integer number (35204190476).

Almost surely, 2^211223032113 is an apocalyptic number.

It is an amenable number.

211223032113 is a deficient number, since it is larger than the sum of its proper divisors (70410491695).

211223032113 is a wasteful number, since it uses less digits than its factorization.

211223032113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703583.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 211223032113 its reverse (311230322112), we get a palindrome (522453354225).

The spelling of 211223032113 in words is "two hundred eleven billion, two hundred twenty-three million, thirty-two thousand, one hundred thirteen".