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102202311301 = 509920043599
BaseRepresentation
bin101111100101110111…
…0111000001010000101
3100202210122200100101221
41133023232320022011
53133302242430201
6114541234120341
710245445212106
oct1371356701205
9322718610357
10102202311301
113a3865a4192
12179834200b1
139839b7011c
144d377403ad
1529d27614a1
hex17cbbb8285

102202311301 has 4 divisors (see below), whose sum is σ = 102222360000. Its totient is φ = 102182262604.

The previous prime is 102202311269. The next prime is 102202311317. The reversal of 102202311301 is 103113202201.

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, and also an emirpimes, since its reverse is a distinct semiprime: 103113202201 = 531945532117.

It is a cyclic number.

It is not a de Polignac number, because 102202311301 - 25 = 102202311269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102202311391) 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, 10016701 + ... + 10026898.

It is an arithmetic number, because the mean of its divisors is an integer number (25555590000).

Almost surely, 2102202311301 is an apocalyptic number.

It is an amenable number.

102202311301 is a deficient number, since it is larger than the sum of its proper divisors (20048699).

102202311301 is an equidigital number, since it uses as much as digits as its factorization.

102202311301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20048698.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 102202311301 its reverse (103113202201), we get a palindrome (205315513502).

The spelling of 102202311301 in words is "one hundred two billion, two hundred two million, three hundred eleven thousand, three hundred one".

Divisors: 1 5099 20043599 102202311301