102231313311 has 4 divisors (see below), whose sum is σ = 136308417752. Its totient is φ = 68154208872.

The previous prime is 102231313267. The next prime is 102231313357. The reversal of 102231313311 is 113313132201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 102231313311 - 2²³ = 102222924703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102231313211) 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 3 ways as a sum of consecutive naturals, for example, 17038552216 + ... + 17038552221.

It is an arithmetic number, because the mean of its divisors is an integer number (34077104438).

Almost surely, 2^102231313311 is an apocalyptic number.

102231313311 is a deficient number, since it is larger than the sum of its proper divisors (34077104441).

102231313311 is an equidigital number, since it uses as much as digits as its factorization.

102231313311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34077104440.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 102231313311 its reverse (113313132201), we get a palindrome (215544445512).

The spelling of 102231313311 in words is "one hundred two billion, two hundred thirty-one million, three hundred thirteen thousand, three hundred eleven".