233665223361 has 8 divisors (see below), whose sum is σ = 312367088640. Its totient is φ = 155370086832.

The previous prime is 233665223339. The next prime is 233665223411. The reversal of 233665223361 is 163322566332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 233665223361 - 2²² = 233661029057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (233665227361) 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, 101680846 + ... + 101683143.

It is an arithmetic number, because the mean of its divisors is an integer number (39045886080).

Almost surely, 2^233665223361 is an apocalyptic number.

It is an amenable number.

233665223361 is a deficient number, since it is larger than the sum of its proper divisors (78701865279).

233665223361 is a wasteful number, since it uses less digits than its factorization.

233665223361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203364375.

The product of its digits is 699840, while the sum is 42.

Adding to 233665223361 its reverse (163322566332), we get a palindrome (396987789693).

The spelling of 233665223361 in words is "two hundred thirty-three billion, six hundred sixty-five million, two hundred twenty-three thousand, three hundred sixty-one".