2255344502121 has 6 divisors (see below), whose sum is σ = 3257719836410. Its totient is φ = 1503563001408.

The previous prime is 2255344502093. The next prime is 2255344502171. The reversal of 2255344502121 is 1212054435522.

2255344502121 is a `hidden beast` number, since 2 + 2 + 55 + 34 + 450 + 2 + 121 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2252808876096 + 2535626025 = 1500936^2 + 50355^2 .

It is not a de Polignac number, because 2255344502121 - 2¹³ = 2255344493929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2255344502171) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 125296916776 + ... + 125296916793.

Almost surely, 2^{2255344502121} is an apocalyptic number.

It is an amenable number.

2255344502121 is a deficient number, since it is larger than the sum of its proper divisors (1002375334289).

2255344502121 is a wasteful number, since it uses less digits than its factorization.

2255344502121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250593833575 (or 250593833572 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 2255344502121 its reverse (1212054435522), we get a palindrome (3467398937643).

The spelling of 2255344502121 in words is "two trillion, two hundred fifty-five billion, three hundred forty-four million, five hundred two thousand, one hundred twenty-one".