102330432113221 has 8 divisors (see below), whose sum is σ = 111711620305880. Its totient is φ = 93164903419392.

The previous prime is 102330432113209. The next prime is 102330432113237. The reversal of 102330432113221 is 122311234033201.

It can be written as a sum of positive squares in 4 ways, for example, as 20976995404225 + 81353436708996 = 4580065^2 + 9019614^2 .

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 102330432113221 - 2¹³ = 102330432105029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102330432113221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102330432113251) 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, 53914873716 + ... + 53914875613.

It is an arithmetic number, because the mean of its divisors is an integer number (13963952538235).

Almost surely, 2^{102330432113221} is an apocalyptic number.

It is an amenable number.

102330432113221 is a deficient number, since it is larger than the sum of its proper divisors (9381188192659).

102330432113221 is a wasteful number, since it uses less digits than its factorization.

102330432113221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107829749415.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 102330432113221 its reverse (122311234033201), we get a palindrome (224641666146422).

The spelling of 102330432113221 in words is "one hundred two trillion, three hundred thirty billion, four hundred thirty-two million, one hundred thirteen thousand, two hundred twenty-one".