200202211001 has 4 divisors (see below), whose sum is σ = 215602381092. Its totient is φ = 184802040912.

The previous prime is 200202210991. The next prime is 200202211003. The reversal of 200202211001 is 100112202002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100112202002 = 2 ⋅50056101001.

It can be written as a sum of positive squares in 2 ways, for example, as 35569960000 + 164632251001 = 188600^2 + 405749^2 .

It is a cyclic number.

It is not a de Polignac number, because 200202211001 - 2⁶ = 200202210937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200202211003) 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, 7700085026 + ... + 7700085051.

It is an arithmetic number, because the mean of its divisors is an integer number (53900595273).

Almost surely, 2^200202211001 is an apocalyptic number.

It is an amenable number.

200202211001 is a deficient number, since it is larger than the sum of its proper divisors (15400170091).

200202211001 is a wasteful number, since it uses less digits than its factorization.

200202211001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15400170090.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200202211001 its reverse (100112202002), we get a palindrome (300314413003).

The spelling of 200202211001 in words is "two hundred billion, two hundred two million, two hundred eleven thousand, one".