103421000003121 has 32 divisors (see below), whose sum is σ = 159889448736000. Its totient is φ = 65944848777984.

The previous prime is 103421000003117. The next prime is 103421000003171. The reversal of 103421000003121 is 121300000124301.

103421000003121 is a `hidden beast` number, since 1 + 0 + 342 + 10 + 0 + 0 + 0 + 0 + 312 + 1 = 666.

It is not a de Polignac number, because 103421000003121 - 2² = 103421000003117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103421000003094 and 103421000003103.

It is not an unprimeable number, because it can be changed into a prime (103421000003171) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2566425 + ... + 14609193.

It is an arithmetic number, because the mean of its divisors is an integer number (4996545273000).

Almost surely, 2^{103421000003121} is an apocalyptic number.

It is an amenable number.

103421000003121 is a deficient number, since it is larger than the sum of its proper divisors (56468448732879).

103421000003121 is a wasteful number, since it uses less digits than its factorization.

103421000003121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12056630 (or 12056624 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 103421000003121 its reverse (121300000124301), we get a palindrome (224721000127422).

The spelling of 103421000003121 in words is "one hundred three trillion, four hundred twenty-one billion, three thousand, one hundred twenty-one".