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13100002212 = 2231199242441
BaseRepresentation
bin11000011001101001…
…00010101110100100
31020210221222001201010
430030310202232210
5203312100032322
610003522302220
7642426116163
oct141464425644
936727861633
1013100002212
115612678610
1226571b7970
13130a0164cb
148c3b5b3da
1551a10720c
hex30cd22ba4

13100002212 has 24 divisors (see below), whose sum is σ = 33345460512. Its totient is φ = 3969697600.

The previous prime is 13100002211. The next prime is 13100002229. The reversal of 13100002212 is 21220000131.

It is a super-2 number, since 2×131000022122 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (13100002211) 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, 49621089 + ... + 49621352.

It is an arithmetic number, because the mean of its divisors is an integer number (1389394188).

Almost surely, 213100002212 is an apocalyptic number.

13100002212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13100002212 is an abundant number, since it is smaller than the sum of its proper divisors (20245458300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13100002212 is a wasteful number, since it uses less digits than its factorization.

13100002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99242459 (or 99242457 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 13100002212 its reverse (21220000131), we get a palindrome (34320002343).

The spelling of 13100002212 in words is "thirteen billion, one hundred million, two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 99242441 198484882 297727323 396969764 595454646 1091666851 1190909292 2183333702 3275000553 4366667404 6550001106 13100002212