224231001242 has 4 divisors (see below), whose sum is σ = 336346501866. Its totient is φ = 112115500620.

The previous prime is 224231001209. The next prime is 224231001311. The reversal of 224231001242 is 242100132422.

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

It can be written as a sum of positive squares in only one way, i.e., 162796917361 + 61434083881 = 403481^2 + 247859^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56057750309 + ... + 56057750312.

Almost surely, 2^224231001242 is an apocalyptic number.

224231001242 is a deficient number, since it is larger than the sum of its proper divisors (112115500624).

224231001242 is a wasteful number, since it uses less digits than its factorization.

224231001242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112115500623.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 224231001242 its reverse (242100132422), we get a palindrome (466331133664).

The spelling of 224231001242 in words is "two hundred twenty-four billion, two hundred thirty-one million, one thousand, two hundred forty-two".