Search a number
-
+
200120101201 = 238983767309
BaseRepresentation
bin1011101001100000010…
…1100110100101010001
3201010112201021110101001
42322120011212211101
511234321221214301
6231533420142001
720313106536166
oct2723005464521
9633481243331
10200120101201
1177963641a99
123294b997901
1315b43180187
14998602606d
155313c99c01
hex2e98166951

200120101201 has 4 divisors (see below), whose sum is σ = 200203870900. Its totient is φ = 200036331504.

The previous prime is 200120101121. The next prime is 200120101273. The reversal of 200120101201 is 102101021002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 124010326801 + 76109774400 = 352151^2 + 275880^2 .

It is a cyclic number.

It is not a de Polignac number, because 200120101201 - 27 = 200120101073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200150101201) 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 3 ways as a sum of consecutive naturals, for example, 41881266 + ... + 41886043.

It is an arithmetic number, because the mean of its divisors is an integer number (50050967725).

Almost surely, 2200120101201 is an apocalyptic number.

It is an amenable number.

200120101201 is a deficient number, since it is larger than the sum of its proper divisors (83769699).

200120101201 is an equidigital number, since it uses as much as digits as its factorization.

200120101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83769698.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 200120101201 its reverse (102101021002), we get a palindrome (302221122203).

The spelling of 200120101201 in words is "two hundred billion, one hundred twenty million, one hundred one thousand, two hundred one".

Divisors: 1 2389 83767309 200120101201