224023101240 has 64 divisors (see below), whose sum is σ = 672307552800. Its totient is φ = 59718316032.

The previous prime is 224023101227. The next prime is 224023101271. The reversal of 224023101240 is 42101320422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10476 + ... + 669444.

Almost surely, 2^224023101240 is an apocalyptic number.

224023101240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224023101240 is an abundant number, since it is smaller than the sum of its proper divisors (448284451560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224023101240 is a wasteful number, since it uses less digits than its factorization.

224023101240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661816 (or 661812 counting only the distinct ones).

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

Adding to 224023101240 its reverse (42101320422), we get a palindrome (266124421662).

The spelling of 224023101240 in words is "two hundred twenty-four billion, twenty-three million, one hundred one thousand, two hundred forty".