200512120404553 has 4 divisors (see below), whose sum is σ = 200516327676880. Its totient is φ = 200507913132228.

The previous prime is 200512120404551. The next prime is 200512120404623. The reversal of 200512120404553 is 355404021215002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 200512120404553 - 2¹ = 200512120404551 is a prime.

It is a super-2 number, since 2×200512120404553² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200512120404551) 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, 2103564675 + ... + 2103659992.

It is an arithmetic number, because the mean of its divisors is an integer number (50129081919220).

Almost surely, 2^{200512120404553} is an apocalyptic number.

It is an amenable number.

200512120404553 is a deficient number, since it is larger than the sum of its proper divisors (4207272327).

200512120404553 is an equidigital number, since it uses as much as digits as its factorization.

200512120404553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4207272326.

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 200512120404553 its reverse (355404021215002), we get a palindrome (555916141619555).

The spelling of 200512120404553 in words is "two hundred trillion, five hundred twelve billion, one hundred twenty million, four hundred four thousand, five hundred fifty-three".