232121011 has 2 divisors, whose sum is σ = 232121012. Its totient is φ = 232121010.

The previous prime is 232120957. The next prime is 232121027. The reversal of 232121011 is 110121232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 232121011 - 2¹³ = 232112819 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 232120982 and 232121000.

It is not a weakly prime, because it can be changed into another prime (232121051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116060505 + 116060506.

It is an arithmetic number, because the mean of its divisors is an integer number (116060506).

Almost surely, 2^232121011 is an apocalyptic number.

232121011 is a deficient number, since it is larger than the sum of its proper divisors (1).

232121011 is an equidigital number, since it uses as much as digits as its factorization.

232121011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 232121011 is about 15235.5180745520. The cubic root of 232121011 is about 614.5701810881.

Adding to 232121011 its reverse (110121232), we get a palindrome (342242243).

It can be divided in two parts, 2321 and 21011, that added together give a palindrome (23332).

The spelling of 232121011 in words is "two hundred thirty-two million, one hundred twenty-one thousand, eleven".