200124243551 has 8 divisors (see below), whose sum is σ = 205049671344. Its totient is φ = 195200927680.

The previous prime is 200124243523. The next prime is 200124243577. The reversal of 200124243551 is 155342421002.

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 200124243551 - 2¹⁴ = 200124227167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200124243581) 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, 335276 + ... + 716001.

It is an arithmetic number, because the mean of its divisors is an integer number (25631208918).

Almost surely, 2^200124243551 is an apocalyptic number.

200124243551 is a deficient number, since it is larger than the sum of its proper divisors (4925427793).

200124243551 is a wasteful number, since it uses less digits than its factorization.

200124243551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055961.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 200124243551 its reverse (155342421002), we get a palindrome (355466664553).

The spelling of 200124243551 in words is "two hundred billion, one hundred twenty-four million, two hundred forty-three thousand, five hundred fifty-one".