242131010223 has 4 divisors (see below), whose sum is σ = 322841346968. Its totient is φ = 161420673480.

The previous prime is 242131010137. The next prime is 242131010237. The reversal of 242131010223 is 322010131242.

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

It is not a de Polignac number, because 242131010223 - 2⁹ = 242131009711 is a prime.

It is a super-2 number, since 2×242131010223² (a number of 24 digits) contains 22 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 242131010223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242131010293) 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, 40355168368 + ... + 40355168373.

It is an arithmetic number, because the mean of its divisors is an integer number (80710336742).

Almost surely, 2^242131010223 is an apocalyptic number.

242131010223 is a deficient number, since it is larger than the sum of its proper divisors (80710336745).

242131010223 is an equidigital number, since it uses as much as digits as its factorization.

242131010223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80710336744.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 242131010223 its reverse (322010131242), we get a palindrome (564141141465).

The spelling of 242131010223 in words is "two hundred forty-two billion, one hundred thirty-one million, ten thousand, two hundred twenty-three".