200001918182 has 16 divisors (see below), whose sum is σ = 327282980112. Its totient is φ = 90907986720.

The previous prime is 200001918173. The next prime is 200001918187. The reversal of 200001918182 is 281819100002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200001918187) 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 7 ways as a sum of consecutive naturals, for example, 1541288 + ... + 1666004.

It is an arithmetic number, because the mean of its divisors is an integer number (20455186257).

Almost surely, 2^200001918182 is an apocalyptic number.

200001918182 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

200001918182 is a deficient number, since it is larger than the sum of its proper divisors (127281061930).

200001918182 is a wasteful number, since it uses less digits than its factorization.

200001918182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197623.

The product of its (nonzero) digits is 2304, while the sum is 32.

The spelling of 200001918182 in words is "two hundred billion, one million, nine hundred eighteen thousand, one hundred eighty-two".