233012021211 has 12 divisors (see below), whose sum is σ = 356371326792. Its totient is φ = 146203621056.

The previous prime is 233012021197. The next prime is 233012021239. The reversal of 233012021211 is 112120210332.

233012021211 is a `hidden beast` number, since 2 + 330 + 120 + 2 + 1 + 211 = 666.

233012021211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 233012021211 - 2²² = 233007826907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (233012021251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 761477041 + ... + 761477346.

It is an arithmetic number, because the mean of its divisors is an integer number (29697610566).

Almost surely, 2^233012021211 is an apocalyptic number.

233012021211 is a deficient number, since it is larger than the sum of its proper divisors (123359305581).

233012021211 is a wasteful number, since it uses less digits than its factorization.

233012021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522954410 (or 1522954407 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 233012021211 its reverse (112120210332), we get a palindrome (345132231543).

The spelling of 233012021211 in words is "two hundred thirty-three billion, twelve million, twenty-one thousand, two hundred eleven".