102433231 has 2 divisors, whose sum is σ = 102433232. Its totient is φ = 102433230.

The previous prime is 102433189. The next prime is 102433241. The reversal of 102433231 is 132334201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102433231 - 2⁷ = 102433103 is a prime.

It is a super-2 number, since 2×102433231² = 20985133626198722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102433199 and 102433208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102433241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51216615 + 51216616.

It is an arithmetic number, because the mean of its divisors is an integer number (51216616).

Almost surely, 2^102433231 is an apocalyptic number.

102433231 is a deficient number, since it is larger than the sum of its proper divisors (1).

102433231 is an equidigital number, since it uses as much as digits as its factorization.

102433231 is an odious number, because the sum of its binary digits is odd.

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

The square root of 102433231 is about 10120.9303426118. The cubic root of 102433231 is about 467.8934409913.

Adding to 102433231 its reverse (132334201), we get a palindrome (234767432).

The spelling of 102433231 in words is "one hundred two million, four hundred thirty-three thousand, two hundred thirty-one".