153341233021 has 4 divisors (see below), whose sum is σ = 153382781344. Its totient is φ = 153299684700.

The previous prime is 153341232943. The next prime is 153341233037. The reversal of 153341233021 is 120332143351.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 120332143351 = 7 ⋅17190306193.

It is a cyclic number.

It is not a de Polignac number, because 153341233021 - 2¹⁹ = 153340708733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153341233051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20768625 + ... + 20776006.

It is an arithmetic number, because the mean of its divisors is an integer number (38345695336).

Almost surely, 2^153341233021 is an apocalyptic number.

It is an amenable number.

153341233021 is a deficient number, since it is larger than the sum of its proper divisors (41548323).

153341233021 is an equidigital number, since it uses as much as digits as its factorization.

153341233021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41548322.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 153341233021 its reverse (120332143351), we get a palindrome (273673376372).

The spelling of 153341233021 in words is "one hundred fifty-three billion, three hundred forty-one million, two hundred thirty-three thousand, twenty-one".