Search a number
-
+
102112201201 = 195374326379
BaseRepresentation
bin101111100011001011…
…1001000100111110001
3100202120101010021120211
41133012113020213301
53133111210414301
6114524254504121
710243302250333
oct1370627104761
9322511107524
10102112201201
113a33a74812a
1217959205041
1398242b003a
144d297a5453
1529c98b2051
hex17c65c89f1

102112201201 has 4 divisors (see below), whose sum is σ = 107486527600. Its totient is φ = 96737874804.

The previous prime is 102112201187. The next prime is 102112201319. The reversal of 102112201201 is 102102211201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102112201201 - 27 = 102112201073 is a prime.

It is a super-2 number, since 2×1021122012012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102112207201) 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, 2687163171 + ... + 2687163208.

It is an arithmetic number, because the mean of its divisors is an integer number (26871631900).

Almost surely, 2102112201201 is an apocalyptic number.

It is an amenable number.

102112201201 is a deficient number, since it is larger than the sum of its proper divisors (5374326399).

102112201201 is an equidigital number, since it uses as much as digits as its factorization.

102112201201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5374326398.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102112201201 its reverse (102102211201), we get a palindrome (204214412402).

The spelling of 102112201201 in words is "one hundred two billion, one hundred twelve million, two hundred one thousand, two hundred one".

Divisors: 1 19 5374326379 102112201201