135233232321 has 8 divisors (see below), whose sum is σ = 196702883424. Its totient is φ = 81959534720.

The previous prime is 135233232311. The next prime is 135233232331. The reversal of 135233232321 is 123232332531.

It is an interprime number because it is at equal distance from previous prime (135233232311) and next prime (135233232331).

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 135233232321 - 2⁶ = 135233232257 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135233232301) 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, 2048988336 + ... + 2048988401.

It is an arithmetic number, because the mean of its divisors is an integer number (24587860428).

Almost surely, 2^135233232321 is an apocalyptic number.

135233232321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

135233232321 is a deficient number, since it is larger than the sum of its proper divisors (61469651103).

135233232321 is a wasteful number, since it uses less digits than its factorization.

135233232321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4097976751.

The product of its digits is 19440, while the sum is 30.

Adding to 135233232321 its reverse (123232332531), we get a palindrome (258465564852).

The spelling of 135233232321 in words is "one hundred thirty-five billion, two hundred thirty-three million, two hundred thirty-two thousand, three hundred twenty-one".