3103212110121 has 12 divisors (see below), whose sum is σ = 4485065132548. Its totient is φ = 2067586085664.

The previous prime is 3103212110101. The next prime is 3103212110143. The reversal of 3103212110121 is 1210112123013.

3103212110121 is a `hidden beast` number, since 3 + 10 + 321 + 211 + 0 + 121 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1309056339600 + 1794155770521 = 1144140^2 + 1339461^2 .

It is not a de Polignac number, because 3103212110121 - 2⁶ = 3103212110057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3103212110094 and 3103212110103.

It is not an unprimeable number, because it can be changed into a prime (3103212110101) 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, 101816230 + ... + 101846703.

Almost surely, 2^{3103212110121} is an apocalyptic number.

It is an amenable number.

3103212110121 is a deficient number, since it is larger than the sum of its proper divisors (1381853022427).

3103212110121 is a wasteful number, since it uses less digits than its factorization.

3103212110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203664632 (or 203664629 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 3103212110121 its reverse (1210112123013), we get a palindrome (4313324233134).

The spelling of 3103212110121 in words is "three trillion, one hundred three billion, two hundred twelve million, one hundred ten thousand, one hundred twenty-one".