210210101223 has 4 divisors (see below), whose sum is σ = 280280134968. Its totient is φ = 140140067480.

The previous prime is 210210101197. The next prime is 210210101261. The reversal of 210210101223 is 322101012012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 210210101223 - 2⁸ = 210210100967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210210101273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35035016868 + ... + 35035016873.

It is an arithmetic number, because the mean of its divisors is an integer number (70070033742).

Almost surely, 2^210210101223 is an apocalyptic number.

210210101223 is a deficient number, since it is larger than the sum of its proper divisors (70070033745).

210210101223 is an equidigital number, since it uses as much as digits as its factorization.

210210101223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70070033744.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 210210101223 its reverse (322101012012), we get a palindrome (532311113235).

The spelling of 210210101223 in words is "two hundred ten billion, two hundred ten million, one hundred one thousand, two hundred twenty-three".