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13220102211 = 3591271394231
BaseRepresentation
bin11000100111111101…
…01100000001000011
31021010022221202221020
430103332230001003
5204033321232321
610023452400523
7645415005021
oct142376540103
937108852836
1013220102211
115674448508
12268b476143
131328b76ab4
148d5aa1711
1552592c4c6
hex313fac043

13220102211 has 32 divisors (see below), whose sum is σ = 18200985600. Its totient is φ = 8531943840.

The previous prime is 13220102209. The next prime is 13220102213. The reversal of 13220102211 is 11220102231.

It is an interprime number because it is at equal distance from previous prime (13220102209) and next prime (13220102213).

It is not a de Polignac number, because 13220102211 - 21 = 13220102209 is a prime.

It is a super-2 number, since 2×132201022112 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13220102213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3122466 + ... + 3126696.

It is an arithmetic number, because the mean of its divisors is an integer number (568780800).

Almost surely, 213220102211 is an apocalyptic number.

13220102211 is a deficient number, since it is larger than the sum of its proper divisors (4980883389).

13220102211 is a wasteful number, since it uses less digits than its factorization.

13220102211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4559.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 13220102211 its reverse (11220102231), we get a palindrome (24440204442).

The spelling of 13220102211 in words is "thirteen billion, two hundred twenty million, one hundred two thousand, two hundred eleven".

Divisors: 1 3 59 127 139 177 381 417 4231 7493 8201 12693 17653 22479 24603 52959 249629 537337 588109 748887 1041527 1612011 1764327 3124581 31702883 34698431 74689843 95108649 104095293 224069529 4406700737 13220102211