232120021033 has 4 divisors (see below), whose sum is σ = 232526536528. Its totient is φ = 231713505540.

The previous prime is 232120020991. The next prime is 232120021039. The reversal of 232120021033 is 330120021232.

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.

It is a cyclic number.

It is not a de Polignac number, because 232120021033 - 2¹³ = 232120012841 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 232120021033.

It is not an unprimeable number, because it can be changed into a prime (232120021039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203256891 + ... + 203258032.

It is an arithmetic number, because the mean of its divisors is an integer number (58131634132).

Almost surely, 2^232120021033 is an apocalyptic number.

It is an amenable number.

232120021033 is a deficient number, since it is larger than the sum of its proper divisors (406515495).

232120021033 is an equidigital number, since it uses as much as digits as its factorization.

232120021033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406515494.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 232120021033 its reverse (330120021232), we get a palindrome (562240042265).

The spelling of 232120021033 in words is "two hundred thirty-two billion, one hundred twenty million, twenty-one thousand, thirty-three".