210240142023 has 8 divisors (see below), whose sum is σ = 280322692848. Its totient is φ = 140158842944.

The previous prime is 210240142019. The next prime is 210240142033. The reversal of 210240142023 is 320241042012.

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 210240142023 - 2² = 210240142019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210240142033) 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, 198265 + ... + 678077.

It is an arithmetic number, because the mean of its divisors is an integer number (35040336606).

Almost surely, 2^210240142023 is an apocalyptic number.

210240142023 is a deficient number, since it is larger than the sum of its proper divisors (70082550825).

210240142023 is a wasteful number, since it uses less digits than its factorization.

210240142023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625873.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 210240142023 its reverse (320241042012), we get a palindrome (530481184035).

The spelling of 210240142023 in words is "two hundred ten billion, two hundred forty million, one hundred forty-two thousand, twenty-three".