200101131330221 has 12 divisors (see below), whose sum is σ = 220801692173916. Its totient is φ = 181202297886720.

The previous prime is 200101131330181. The next prime is 200101131330367. The reversal of 200101131330221 is 122033131101002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 106137673754596 + 93963457575625 = 10302314^2 + 9693475^2 .

It is not a de Polignac number, because 200101131330221 - 2³⁰ = 200100057588397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200101131330193 and 200101131330202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200101131330721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3217339250 + ... + 3217401443.

It is an arithmetic number, because the mean of its divisors is an integer number (18400141014493).

Almost surely, 2^{200101131330221} is an apocalyptic number.

It is an amenable number.

200101131330221 is a deficient number, since it is larger than the sum of its proper divisors (20700560843695).

200101131330221 is a wasteful number, since it uses less digits than its factorization.

200101131330221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6434740972 (or 6434740961 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 200101131330221 its reverse (122033131101002), we get a palindrome (322134262431223).

The spelling of 200101131330221 in words is "two hundred trillion, one hundred one billion, one hundred thirty-one million, three hundred thirty thousand, two hundred twenty-one".