102231300321 has 6 divisors (see below), whose sum is σ = 147667433810. Its totient is φ = 68154200208.

The previous prime is 102231300319. The next prime is 102231300371. The reversal of 102231300321 is 123003132201.

102231300321 is a `hidden beast` number, since 10 + 2 + 2 + 31 + 300 + 321 = 666.

It can be written as a sum of positive squares in only one way, i.e., 55055460321 + 47175840000 = 234639^2 + 217200^2 .

It is not a de Polignac number, because 102231300321 - 2¹ = 102231300319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102231300294 and 102231300303.

It is not an unprimeable number, because it can be changed into a prime (102231300371) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5679516676 + ... + 5679516693.

Almost surely, 2^102231300321 is an apocalyptic number.

It is an amenable number.

102231300321 is a deficient number, since it is larger than the sum of its proper divisors (45436133489).

102231300321 is a wasteful number, since it uses less digits than its factorization.

102231300321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11359033375 (or 11359033372 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 102231300321 its reverse (123003132201), we get a palindrome (225234432522).

The spelling of 102231300321 in words is "one hundred two billion, two hundred thirty-one million, three hundred thousand, three hundred twenty-one".