200738917221 has 8 divisors (see below), whose sum is σ = 267653959104. Its totient is φ = 133824910080.

The previous prime is 200738917219. The next prime is 200738917231. The reversal of 200738917221 is 122719837002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200738917221 - 2¹ = 200738917219 is a prime.

It is a super-2 number, since 2×200738917221² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200738917231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 639336 + ... + 900126.

It is an arithmetic number, because the mean of its divisors is an integer number (33456744888).

Almost surely, 2^200738917221 is an apocalyptic number.

It is an amenable number.

200738917221 is a deficient number, since it is larger than the sum of its proper divisors (66915041883).

200738917221 is a wasteful number, since it uses less digits than its factorization.

200738917221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517371.

The product of its (nonzero) digits is 84672, while the sum is 42.

The spelling of 200738917221 in words is "two hundred billion, seven hundred thirty-eight million, nine hundred seventeen thousand, two hundred twenty-one".