3311402112121 has 4 divisors (see below), whose sum is σ = 3328559636212. Its totient is φ = 3294244588032.

The previous prime is 3311402112071. The next prime is 3311402112127. The reversal of 3311402112121 is 1212112041133.

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 515149272121 + 2796252840000 = 717739^2 + 1672200^2 .

It is a cyclic number.

It is not a de Polignac number, because 3311402112121 - 2³³ = 3302812177529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3311402112092 and 3311402112101.

It is not an unprimeable number, because it can be changed into a prime (3311402112127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8578761756 + ... + 8578762141.

It is an arithmetic number, because the mean of its divisors is an integer number (832139909053).

Almost surely, 2^{3311402112121} is an apocalyptic number.

It is an amenable number.

3311402112121 is a deficient number, since it is larger than the sum of its proper divisors (17157524091).

3311402112121 is a wasteful number, since it uses less digits than its factorization.

3311402112121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17157524090.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 3311402112121 its reverse (1212112041133), we get a palindrome (4523514153254).

The spelling of 3311402112121 in words is "three trillion, three hundred eleven billion, four hundred two million, one hundred twelve thousand, one hundred twenty-one".