10103132320121 has 4 divisors (see below), whose sum is σ = 10106172688272. Its totient is φ = 10100091951972.

The previous prime is 10103132320117. The next prime is 10103132320129. The reversal of 10103132320121 is 12102323130101.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 10103132320121 - 2² = 10103132320117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10103132320093 and 10103132320102.

It is not an unprimeable number, because it can be changed into a prime (10103132320129) 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, 1520179091 + ... + 1520185736.

It is an arithmetic number, because the mean of its divisors is an integer number (2526543172068).

Almost surely, 2^{10103132320121} is an apocalyptic number.

It is an amenable number.

10103132320121 is a deficient number, since it is larger than the sum of its proper divisors (3040368151).

10103132320121 is an equidigital number, since it uses as much as digits as its factorization.

10103132320121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040368150.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 10103132320121 its reverse (12102323130101), we get a palindrome (22205455450222).

The spelling of 10103132320121 in words is "ten trillion, one hundred three billion, one hundred thirty-two million, three hundred twenty thousand, one hundred twenty-one".