233424221434 has 4 divisors (see below), whose sum is σ = 350136332154. Its totient is φ = 116712110716.

The previous prime is 233424221399. The next prime is 233424221473. The reversal of 233424221434 is 434122424332.

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., 230973476409 + 2450745025 = 480597^2 + 49505^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 233424221434.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58356055357 + ... + 58356055360.

Almost surely, 2^233424221434 is an apocalyptic number.

233424221434 is a deficient number, since it is larger than the sum of its proper divisors (116712110720).

233424221434 is a wasteful number, since it uses less digits than its factorization.

233424221434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116712110719.

The product of its digits is 110592, while the sum is 34.

Adding to 233424221434 its reverse (434122424332), we get a palindrome (667546645766).

The spelling of 233424221434 in words is "two hundred thirty-three billion, four hundred twenty-four million, two hundred twenty-one thousand, four hundred thirty-four".