2100211211223 has 6 divisors (see below), whose sum is σ = 3033638416224. Its totient is φ = 1400140807476.

The previous prime is 2100211211209. The next prime is 2100211211233. The reversal of 2100211211223 is 3221121120012.

2100211211223 is a `hidden beast` number, since 21 + 0 + 0 + 211 + 211 + 223 = 666.

It is not a de Polignac number, because 2100211211223 - 2⁶ = 2100211211159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2100211211196 and 2100211211205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100211211233) 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 5 ways as a sum of consecutive naturals, for example, 116678400615 + ... + 116678400632.

It is an arithmetic number, because the mean of its divisors is an integer number (505606402704).

Almost surely, 2^{2100211211223} is an apocalyptic number.

2100211211223 is a deficient number, since it is larger than the sum of its proper divisors (933427205001).

2100211211223 is a wasteful number, since it uses less digits than its factorization.

2100211211223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233356801253 (or 233356801250 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2100211211223 its reverse (3221121120012), we get a palindrome (5321332331235).

The spelling of 2100211211223 in words is "two trillion, one hundred billion, two hundred eleven million, two hundred eleven thousand, two hundred twenty-three".