224135404231 has 8 divisors (see below), whose sum is σ = 240179116464. Its totient is φ = 208409389440.

The previous prime is 224135404187. The next prime is 224135404249. The reversal of 224135404231 is 132404531422.

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 224135404231 - 2³³ = 215545469639 is a prime.

It is a super-2 number, since 2×224135404231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 224135404193 and 224135404202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224135404291) 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, 79422900 + ... + 79425721.

It is an arithmetic number, because the mean of its divisors is an integer number (30022389558).

Almost surely, 2^224135404231 is an apocalyptic number.

224135404231 is a deficient number, since it is larger than the sum of its proper divisors (16043712233).

224135404231 is a wasteful number, since it uses less digits than its factorization.

224135404231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158848721.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 224135404231 its reverse (132404531422), we get a palindrome (356539935653).

The spelling of 224135404231 in words is "two hundred twenty-four billion, one hundred thirty-five million, four hundred four thousand, two hundred thirty-one".