2124201545452 has 18 divisors (see below), whose sum is σ = 4324267432212. Its totient is φ = 910372090824.

The previous prime is 2124201545419. The next prime is 2124201545489. The reversal of 2124201545452 is 2545451024212.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 5418881298 + ... + 5418881689.

Almost surely, 2^{2124201545452} is an apocalyptic number.

It is an amenable number.

2124201545452 is an abundant number, since it is smaller than the sum of its proper divisors (2200065886760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2124201545452 is a wasteful number, since it uses less digits than its factorization.

2124201545452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10837763005 (or 10837762996 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 37.

Adding to 2124201545452 its reverse (2545451024212), we get a palindrome (4669652569664).

The spelling of 2124201545452 in words is "two trillion, one hundred twenty-four billion, two hundred one million, five hundred forty-five thousand, four hundred fifty-two".