2114460205621 has 4 divisors (see below), whose sum is σ = 2114547112492. Its totient is φ = 2114373298752.

The previous prime is 2114460205589. The next prime is 2114460205651. The reversal of 2114460205621 is 1265020644112.

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 1793226304996 + 321233900625 = 1339114^2 + 566775^2 .

It is a cyclic number.

It is not a de Polignac number, because 2114460205621 - 2⁵ = 2114460205589 is a prime.

It is a super-2 number, since 2×2114460205621² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2114460205651) 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, 43416930 + ... + 43465603.

It is an arithmetic number, because the mean of its divisors is an integer number (528636778123).

Almost surely, 2^{2114460205621} is an apocalyptic number.

It is an amenable number.

2114460205621 is a deficient number, since it is larger than the sum of its proper divisors (86906871).

2114460205621 is an equidigital number, since it uses as much as digits as its factorization.

2114460205621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86906870.

The product of its (nonzero) digits is 23040, while the sum is 34.

Adding to 2114460205621 its reverse (1265020644112), we get a palindrome (3379480849733).

The spelling of 2114460205621 in words is "two trillion, one hundred fourteen billion, four hundred sixty million, two hundred five thousand, six hundred twenty-one".