2340340322121 has 12 divisors (see below), whose sum is σ = 3380603387460. Its totient is φ = 1560175276320.

The previous prime is 2340340322101. The next prime is 2340340322137. The reversal of 2340340322121 is 1212230430432.

2340340322121 is a `hidden beast` number, since 2 + 3 + 40 + 3 + 403 + 2 + 212 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1553463104400 + 786877217721 = 1246380^2 + 887061^2 .

It is not a de Polignac number, because 2340340322121 - 2¹⁸ = 2340340059977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2340340322101) 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, 4012186 + ... + 4558323.

It is an arithmetic number, because the mean of its divisors is an integer number (281716948955).

Almost surely, 2^{2340340322121} is an apocalyptic number.

It is an amenable number.

2340340322121 is a deficient number, since it is larger than the sum of its proper divisors (1040263065339).

2340340322121 is a wasteful number, since it uses less digits than its factorization.

2340340322121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8600856 (or 8600853 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 2340340322121 its reverse (1212230430432), we get a palindrome (3552570752553).

The spelling of 2340340322121 in words is "two trillion, three hundred forty billion, three hundred forty million, three hundred twenty-two thousand, one hundred twenty-one".