103320113121 has 12 divisors (see below), whose sum is σ = 158018996772. Its totient is φ = 64828306176.

The previous prime is 103320113111. The next prime is 103320113123. The reversal of 103320113121 is 121311023301.

103320113121 is a `hidden beast` number, since 10 + 332 + 0 + 11 + 312 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 35178753600 + 68141359521 = 187560^2 + 261039^2 .

It is not a de Polignac number, because 103320113121 - 2¹⁷ = 103319982049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103320113094 and 103320113103.

It is not an unprimeable number, because it can be changed into a prime (103320113123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 337647276 + ... + 337647581.

It is an arithmetic number, because the mean of its divisors is an integer number (13168249731).

Almost surely, 2^103320113121 is an apocalyptic number.

It is an amenable number.

103320113121 is a deficient number, since it is larger than the sum of its proper divisors (54698883651).

103320113121 is a wasteful number, since it uses less digits than its factorization.

103320113121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675294880 (or 675294877 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 103320113121 its reverse (121311023301), we get a palindrome (224631136422).

The spelling of 103320113121 in words is "one hundred three billion, three hundred twenty million, one hundred thirteen thousand, one hundred twenty-one".