102133243321 has 4 divisors (see below), whose sum is σ = 107508677200. Its totient is φ = 96757809444.

The previous prime is 102133243319. The next prime is 102133243363. The reversal of 102133243321 is 123342331201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 123342331201 = 43 ⋅2868426307.

It is a cyclic number.

It is not a de Polignac number, because 102133243321 - 2¹ = 102133243319 is a prime.

It is a super-2 number, since 2×102133243321² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102133243021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2687716911 + ... + 2687716948.

It is an arithmetic number, because the mean of its divisors is an integer number (26877169300).

Almost surely, 2^102133243321 is an apocalyptic number.

It is an amenable number.

102133243321 is a deficient number, since it is larger than the sum of its proper divisors (5375433879).

102133243321 is an equidigital number, since it uses as much as digits as its factorization.

102133243321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5375433878.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 102133243321 its reverse (123342331201), we get a palindrome (225475574522).

The spelling of 102133243321 in words is "one hundred two billion, one hundred thirty-three million, two hundred forty-three thousand, three hundred twenty-one".