3330312012121 has 4 divisors (see below), whose sum is σ = 3330477810100. Its totient is φ = 3330146214144.

The previous prime is 3330312012109. The next prime is 3330312012161. The reversal of 3330312012121 is 1212102130333.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 310849736521 + 3019462275600 = 557539^2 + 1737660^2 .

It is a cyclic number.

It is not a de Polignac number, because 3330312012121 - 2⁷ = 3330312011993 is a prime.

It is a super-2 number, since 2×3330312012121² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3330312012092 and 3330312012101.

It is not an unprimeable number, because it can be changed into a prime (3330312012101) 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, 82868856 + ... + 82909033.

It is an arithmetic number, because the mean of its divisors is an integer number (832619452525).

Almost surely, 2^{3330312012121} is an apocalyptic number.

It is an amenable number.

3330312012121 is a deficient number, since it is larger than the sum of its proper divisors (165797979).

3330312012121 is a wasteful number, since it uses less digits than its factorization.

3330312012121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165797978.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 3330312012121 its reverse (1212102130333), we get a palindrome (4542414142454).

The spelling of 3330312012121 in words is "three trillion, three hundred thirty billion, three hundred twelve million, twelve thousand, one hundred twenty-one".