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35215221011 = 131268818481
BaseRepresentation
bin100000110010111111…
…011010000100010011
310100220012122120122212
4200302333122010103
51034110044033021
624102212222335
72354444303555
oct406277320423
9110805576585
1035215221011
1113a3108a843
1269a960a9ab
1334229aa0a9
1419c0d314d5
15db18e485b
hex832fda113

35215221011 has 4 divisors (see below), whose sum is σ = 35484039624. Its totient is φ = 34946402400.

The previous prime is 35215220983. The next prime is 35215221061. The reversal of 35215221011 is 11012251253.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 35215221011 - 210 = 35215219987 is a prime.

It is a super-2 number, since 2×352152210112 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (35215221061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134409110 + ... + 134409371.

It is an arithmetic number, because the mean of its divisors is an integer number (8871009906).

Almost surely, 235215221011 is an apocalyptic number.

35215221011 is a deficient number, since it is larger than the sum of its proper divisors (268818613).

35215221011 is a wasteful number, since it uses less digits than its factorization.

35215221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268818612.

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 35215221011 its reverse (11012251253), we get a palindrome (46227472264).

The spelling of 35215221011 in words is "thirty-five billion, two hundred fifteen million, two hundred twenty-one thousand, eleven".

Divisors: 1 131 268818481 35215221011