102013313333321 has 4 divisors (see below), whose sum is σ = 109860491282052. Its totient is φ = 94166135384592.

The previous prime is 102013313333299. The next prime is 102013313333333. The reversal of 102013313333321 is 123333313310201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17833348932025 + 84179964401296 = 4222955^2 + 9174964^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102013313333321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102013313332321) 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, 3923588974346 + ... + 3923588974371.

It is an arithmetic number, because the mean of its divisors is an integer number (27465122820513).

Almost surely, 2^{102013313333321} is an apocalyptic number.

It is an amenable number.

102013313333321 is a deficient number, since it is larger than the sum of its proper divisors (7847177948731).

102013313333321 is an equidigital number, since it uses as much as digits as its factorization.

102013313333321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7847177948730.

The product of its (nonzero) digits is 8748, while the sum is 29.

Adding to 102013313333321 its reverse (123333313310201), we get a palindrome (225346626643522).

The spelling of 102013313333321 in words is "one hundred two trillion, thirteen billion, three hundred thirteen million, three hundred thirty-three thousand, three hundred twenty-one".