2214240123121 has 4 divisors (see below), whose sum is σ = 2384566286452. Its totient is φ = 2043913959792.

The previous prime is 2214240123091. The next prime is 2214240123133. The reversal of 2214240123121 is 1213210424122.

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 1121512770225 + 1092727352896 = 1059015^2 + 1045336^2 .

It is a cyclic number.

It is not a de Polignac number, because 2214240123121 - 2⁷ = 2214240122993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2214240123181) 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, 85163081646 + ... + 85163081671.

It is an arithmetic number, because the mean of its divisors is an integer number (596141571613).

Almost surely, 2^{2214240123121} is an apocalyptic number.

It is an amenable number.

2214240123121 is a deficient number, since it is larger than the sum of its proper divisors (170326163331).

2214240123121 is a wasteful number, since it uses less digits than its factorization.

2214240123121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170326163330.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 2214240123121 its reverse (1213210424122), we get a palindrome (3427450547243).

The spelling of 2214240123121 in words is "two trillion, two hundred fourteen billion, two hundred forty million, one hundred twenty-three thousand, one hundred twenty-one".