101210022321 has 4 divisors (see below), whose sum is σ = 134946696432. Its totient is φ = 67473348212.

The previous prime is 101210022311. The next prime is 101210022341. The reversal of 101210022321 is 123220012101.

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: 123220012101 = 3 ⋅41073337367.

It is a cyclic number.

It is not a de Polignac number, because 101210022321 - 2¹¹ = 101210020273 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 101210022321.

It is not an unprimeable number, because it can be changed into a prime (101210022311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16868337051 + ... + 16868337056.

It is an arithmetic number, because the mean of its divisors is an integer number (33736674108).

Almost surely, 2^101210022321 is an apocalyptic number.

It is an amenable number.

101210022321 is a deficient number, since it is larger than the sum of its proper divisors (33736674111).

101210022321 is an equidigital number, since it uses as much as digits as its factorization.

101210022321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33736674110.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 101210022321 its reverse (123220012101), we get a palindrome (224430034422).

The spelling of 101210022321 in words is "one hundred one billion, two hundred ten million, twenty-two thousand, three hundred twenty-one".