10103321121 has 8 divisors (see below), whose sum is σ = 13835178624. Its totient is φ = 6553505520.

The previous prime is 10103321101. The next prime is 10103321131. The reversal of 10103321121 is 12112330101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10103321121 - 2¹⁵ = 10103288353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10103321121.

It is not an unprimeable number, because it can be changed into a prime (10103321101) 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, 45510345 + ... + 45510566.

It is an arithmetic number, because the mean of its divisors is an integer number (1729397328).

Almost surely, 2^10103321121 is an apocalyptic number.

It is an amenable number.

10103321121 is a deficient number, since it is larger than the sum of its proper divisors (3731857503).

10103321121 is an equidigital number, since it uses as much as digits as its factorization.

10103321121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91020951.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 10103321121 its reverse (12112330101), we get a palindrome (22215651222).

The spelling of 10103321121 in words is "ten billion, one hundred three million, three hundred twenty-one thousand, one hundred twenty-one".