2100212223 has 8 divisors (see below), whose sum is σ = 2800583808. Its totient is φ = 1399991064.

The previous prime is 2100212209. The next prime is 2100212227. The reversal of 2100212223 is 3222120012.

It is a happy number.

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

It is not a de Polignac number, because 2100212223 - 2¹⁰ = 2100211199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100212227) 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, 486 + ... + 64812.

It is an arithmetic number, because the mean of its divisors is an integer number (350072976).

Almost surely, 2^2100212223 is an apocalyptic number.

2100212223 is a deficient number, since it is larger than the sum of its proper divisors (700371585).

2100212223 is a wasteful number, since it uses less digits than its factorization.

2100212223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75213.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2100212223 is about 45828.0724338260. The cubic root of 2100212223 is about 1280.6223013681.

Adding to 2100212223 its reverse (3222120012), we get a palindrome (5322332235).

The spelling of 2100212223 in words is "two billion, one hundred million, two hundred twelve thousand, two hundred twenty-three".