233033133021 has 32 divisors (see below), whose sum is σ = 345362142720. Its totient is φ = 138870224064.

The previous prime is 233033132999. The next prime is 233033133029. The reversal of 233033133021 is 120331330332.

It is not a de Polignac number, because 233033133021 - 2¹³ = 233033124829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 233033132982 and 233033133000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233033133029) 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 31 ways as a sum of consecutive naturals, for example, 601615 + ... + 909948.

It is an arithmetic number, because the mean of its divisors is an integer number (10792566960).

Almost surely, 2^233033133021 is an apocalyptic number.

It is an amenable number.

233033133021 is a deficient number, since it is larger than the sum of its proper divisors (112329009699).

233033133021 is a wasteful number, since it uses less digits than its factorization.

233033133021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511705.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 233033133021 its reverse (120331330332), we get a palindrome (353364463353).

The spelling of 233033133021 in words is "two hundred thirty-three billion, thirty-three million, one hundred thirty-three thousand, twenty-one".