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102000200201 = 412487809761
BaseRepresentation
bin101111011111110101…
…1111000101000001001
3100202021120101001002122
41132333223320220021
53132344022401301
6114505214141025
710240442252654
oct1367753705011
9322246331078
10102000200201
113a2924aa119
12179277b1775
139807026c63
144d1896c89b
1529beb3b81b
hex17bfaf8a09

102000200201 has 4 divisors (see below), whose sum is σ = 104488010004. Its totient is φ = 99512390400.

The previous prime is 102000200173. The next prime is 102000200221. The reversal of 102000200201 is 102002000201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102002000201 = 349632917427.

It can be written as a sum of positive squares in 2 ways, for example, as 31628844025 + 70371356176 = 177845^2 + 265276^2 .

It is a cyclic number.

It is not a de Polignac number, because 102000200201 - 222 = 101996005897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102000200221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1243904840 + ... + 1243904921.

It is an arithmetic number, because the mean of its divisors is an integer number (26122002501).

Almost surely, 2102000200201 is an apocalyptic number.

It is an amenable number.

102000200201 is a deficient number, since it is larger than the sum of its proper divisors (2487809803).

102000200201 is an equidigital number, since it uses as much as digits as its factorization.

102000200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2487809802.

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

Adding to 102000200201 its reverse (102002000201), we get a palindrome (204002200402).

The spelling of 102000200201 in words is "one hundred two billion, two hundred thousand, two hundred one".

Divisors: 1 41 2487809761 102000200201