200110342521 has 4 divisors (see below), whose sum is σ = 266813790032. Its totient is φ = 133406895012.

The previous prime is 200110342507. The next prime is 200110342547. The reversal of 200110342521 is 125243011002.

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 not a de Polignac number, because 200110342521 - 2¹⁵ = 200110309753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200110342021) 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, 33351723751 + ... + 33351723756.

It is an arithmetic number, because the mean of its divisors is an integer number (66703447508).

Almost surely, 2^200110342521 is an apocalyptic number.

It is an amenable number.

200110342521 is a deficient number, since it is larger than the sum of its proper divisors (66703447511).

200110342521 is an equidigital number, since it uses as much as digits as its factorization.

200110342521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66703447510.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 200110342521 its reverse (125243011002), we get a palindrome (325353353523).

The spelling of 200110342521 in words is "two hundred billion, one hundred ten million, three hundred forty-two thousand, five hundred twenty-one".