210223102123 has 8 divisors (see below), whose sum is σ = 219504628080. Its totient is φ = 201077073120.

The previous prime is 210223102109. The next prime is 210223102139. The reversal of 210223102123 is 321201322012.

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

It is a cyclic number.

It is not a de Polignac number, because 210223102123 - 2⁵ = 210223102091 is a prime.

It is a super-3 number, since 3×210223102123³ (a number of 35 digits) contains 333 as substring.

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 210223102123.

It is not an unprimeable number, because it can be changed into a prime (210223102823) 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, 33871068 + ... + 33877273.

It is an arithmetic number, because the mean of its divisors is an integer number (27438078510).

Almost surely, 2^210223102123 is an apocalyptic number.

210223102123 is a deficient number, since it is larger than the sum of its proper divisors (9281525957).

210223102123 is a wasteful number, since it uses less digits than its factorization.

210223102123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67748477.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 210223102123 its reverse (321201322012), we get a palindrome (531424424135).

The spelling of 210223102123 in words is "two hundred ten billion, two hundred twenty-three million, one hundred two thousand, one hundred twenty-three".