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102102201211 = 2921961160319
BaseRepresentation
bin101111100010111000…
…0111111001101111011
3100202112200022020011211
41133011300333031323
53133101130414321
6114523300303551
710243121251003
oct1370560771573
9322480266154
10102102201211
113a335037a7a
12179559a1bb7
1398221bb49a
144d28321003
1529c8a890e1
hex17c5c3f37b

102102201211 has 8 divisors (see below), whose sum is σ = 105628435200. Its totient is φ = 98576331840.

The previous prime is 102102201203. The next prime is 102102201241. The reversal of 102102201211 is 112102201201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102102201211 - 23 = 102102201203 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102102201191 and 102102201200.

It is not an unprimeable number, because it can be changed into a prime (102102201241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556710 + ... + 717028.

It is an arithmetic number, because the mean of its divisors is an integer number (13203554400).

Almost surely, 2102102201211 is an apocalyptic number.

102102201211 is a deficient number, since it is larger than the sum of its proper divisors (3526233989).

102102201211 is a wasteful number, since it uses less digits than its factorization.

102102201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182309.

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

Adding to 102102201211 its reverse (112102201201), we get a palindrome (214204402412).

The spelling of 102102201211 in words is "one hundred two billion, one hundred two million, two hundred one thousand, two hundred eleven".

Divisors: 1 29 21961 160319 636869 4649251 3520765559 102102201211