102132031323221 has 8 divisors (see below), whose sum is σ = 102139497970944. Its totient is φ = 102124565000640.

The previous prime is 102132031323193. The next prime is 102132031323233. The reversal of 102132031323221 is 122323130231201.

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 102132031323221 - 2¹⁸ = 102132031061077 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 (102132031323251) 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, 1067084450 + ... + 1067180156.

It is an arithmetic number, because the mean of its divisors is an integer number (12767437246368).

Almost surely, 2^{102132031323221} is an apocalyptic number.

It is an amenable number.

102132031323221 is a deficient number, since it is larger than the sum of its proper divisors (7466647723).

102132031323221 is an equidigital number, since it uses as much as digits as its factorization.

102132031323221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162571.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 102132031323221 its reverse (122323130231201), we get a palindrome (224455161554422).

The spelling of 102132031323221 in words is "one hundred two trillion, one hundred thirty-two billion, thirty-one million, three hundred twenty-three thousand, two hundred twenty-one".