200102201000 has 64 divisors (see below), whose sum is σ = 504257579280. Its totient is φ = 73883884800.

The previous prime is 200102200943. The next prime is 200102201009. The reversal of 200102201000 is 102201002.

It can be written as a sum of positive squares in 8 ways, for example, as 119727364 + 199982473636 = 10942^2 + 447194^2 .

It is a Harshad number since it is a multiple of its sum of digits (8).

It is not an unprimeable number, because it can be changed into a prime (200102201009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7683239 + ... + 7709238.

Almost surely, 2^200102201000 is an apocalyptic number.

200102201000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200102201000 is an abundant number, since it is smaller than the sum of its proper divisors (304155378280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200102201000 is a wasteful number, since it uses less digits than its factorization.

200102201000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15392511 (or 15392497 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 200102201000 its reverse (102201002), we get a palindrome (200204402002).

The spelling of 200102201000 in words is "two hundred billion, one hundred two million, two hundred one thousand".