Search a number
-
+
210102221213 = 1722571547559
BaseRepresentation
bin1100001110101100010…
…0010111100110011101
3202002022101101200202122
43003223010113212131
511420242132034323
6240304123432325
721115346261663
oct3035304274635
9662271350678
10210102221213
1181116254555
12348769856a5
1316a7424a171
14a251a52c33
1556ea2c4ec8
hex30eb11799d

210102221213 has 8 divisors (see below), whose sum is σ = 222471437760. Its totient is φ = 197734144960.

The previous prime is 210102221177. The next prime is 210102221237. The reversal of 210102221213 is 312122201012.

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 210102221213 - 28 = 210102220957 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210102221191 and 210102221200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210102251213) 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, 109928 + ... + 657486.

It is an arithmetic number, because the mean of its divisors is an integer number (27808929720).

Almost surely, 2210102221213 is an apocalyptic number.

It is an amenable number.

210102221213 is a deficient number, since it is larger than the sum of its proper divisors (12369216547).

210102221213 is a wasteful number, since it uses less digits than its factorization.

210102221213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570147.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 210102221213 its reverse (312122201012), we get a palindrome (522224422225).

The spelling of 210102221213 in words is "two hundred ten billion, one hundred two million, two hundred twenty-one thousand, two hundred thirteen".

Divisors: 1 17 22571 383707 547559 9308503 12358954189 210102221213