102532031321 has 8 divisors (see below), whose sum is σ = 103204635840. Its totient is φ = 101859958512.

The previous prime is 102532031299. The next prime is 102532031351. The reversal of 102532031321 is 123130235201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102532031321 - 2¹⁸ = 102531769177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102532031351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257756 + ... + 521058.

It is an arithmetic number, because the mean of its divisors is an integer number (12900579480).

Almost surely, 2^102532031321 is an apocalyptic number.

It is an amenable number.

102532031321 is a deficient number, since it is larger than the sum of its proper divisors (672604519).

102532031321 is a wasteful number, since it uses less digits than its factorization.

102532031321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265855.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 102532031321 its reverse (123130235201), we get a palindrome (225662266522).

The spelling of 102532031321 in words is "one hundred two billion, five hundred thirty-two million, thirty-one thousand, three hundred twenty-one".