210100101211223 has 16 divisors (see below), whose sum is σ = 214670998116000. Its totient is φ = 205565161267200.

The previous prime is 210100101211213. The next prime is 210100101211261. The reversal of 210100101211223 is 322112101001012.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 210100101211223 - 2¹⁴ = 210100101194839 is a prime.

It is a super-2 number, since 2×210100101211223² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210100101211213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 733865 + ... + 20511917.

It is an arithmetic number, because the mean of its divisors is an integer number (13416937382250).

Almost surely, 2^{210100101211223} is an apocalyptic number.

210100101211223 is a deficient number, since it is larger than the sum of its proper divisors (4570896904777).

210100101211223 is a wasteful number, since it uses less digits than its factorization.

210100101211223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19778962.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 210100101211223 its reverse (322112101001012), we get a palindrome (532212202212235).

The spelling of 210100101211223 in words is "two hundred ten trillion, one hundred billion, one hundred one million, two hundred eleven thousand, two hundred twenty-three".