2124556552081 has 8 divisors (see below), whose sum is σ = 2243011453280. Its totient is φ = 2006765264448.

The previous prime is 2124556552009. The next prime is 2124556552117. The reversal of 2124556552081 is 1802556554212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2124556552081 - 2²⁹ = 2124019681169 is a prime.

It is a super-2 number, since 2×2124556552081² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2124556052081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165896811 + ... + 165909616.

It is an arithmetic number, because the mean of its divisors is an integer number (280376431660).

Almost surely, 2^{2124556552081} is an apocalyptic number.

It is an amenable number.

2124556552081 is a deficient number, since it is larger than the sum of its proper divisors (118454901199).

2124556552081 is a wasteful number, since it uses less digits than its factorization.

2124556552081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331806783.

The product of its (nonzero) digits is 960000, while the sum is 46.

The spelling of 2124556552081 in words is "two trillion, one hundred twenty-four billion, five hundred fifty-six million, five hundred fifty-two thousand, eighty-one".