210140223 has 8 divisors (see below), whose sum is σ = 280446768. Its totient is φ = 139963584.

The previous prime is 210140221. The next prime is 210140311. The reversal of 210140223 is 322041012.

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

It is not a de Polignac number, because 210140223 - 2¹ = 210140221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210140221) 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, 28636 + ... + 35217.

It is an arithmetic number, because the mean of its divisors is an integer number (35055846).

Almost surely, 2^210140223 is an apocalyptic number.

210140223 is a deficient number, since it is larger than the sum of its proper divisors (70306545).

210140223 is a wasteful number, since it uses less digits than its factorization.

210140223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64953.

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

The square root of 210140223 is about 14496.2140919621. The cubic root of 210140223 is about 594.5244633914.

Adding to 210140223 its reverse (322041012), we get a palindrome (532181235).

It can be divided in two parts, 2101 and 40223, that added together give a palindrome (42324).

The spelling of 210140223 in words is "two hundred ten million, one hundred forty thousand, two hundred twenty-three".