200210134021 has 4 divisors (see below), whose sum is σ = 200227896000. Its totient is φ = 200192372044.

The previous prime is 200210134001. The next prime is 200210134031. The reversal of 200210134021 is 120431012002.

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 200210134021 - 2²¹ = 200208036869 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200210133986 and 200210134004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200210134001) 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, 8864071 + ... + 8886628.

It is an arithmetic number, because the mean of its divisors is an integer number (50056974000).

Almost surely, 2^200210134021 is an apocalyptic number.

It is an amenable number.

200210134021 is a deficient number, since it is larger than the sum of its proper divisors (17761979).

200210134021 is a wasteful number, since it uses less digits than its factorization.

200210134021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17761978.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 200210134021 its reverse (120431012002), we get a palindrome (320641146023).

The spelling of 200210134021 in words is "two hundred billion, two hundred ten million, one hundred thirty-four thousand, twenty-one".