200505020102 has 8 divisors (see below), whose sum is σ = 302419174512. Its totient is φ = 99698628600.

The previous prime is 200505020077. The next prime is 200505020161. The reversal of 200505020102 is 201020505002.

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

It is a super-2 number, since 2×200505020102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276940274 + ... + 276940997.

It is an arithmetic number, because the mean of its divisors is an integer number (37802396814).

Almost surely, 2^200505020102 is an apocalyptic number.

200505020102 is a deficient number, since it is larger than the sum of its proper divisors (101914154410).

200505020102 is a wasteful number, since it uses less digits than its factorization.

200505020102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553881454.

The product of its (nonzero) digits is 200, while the sum is 17.

Adding to 200505020102 its reverse (201020505002), we get a palindrome (401525525104).

The spelling of 200505020102 in words is "two hundred billion, five hundred five million, twenty thousand, one hundred two".