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13311331131101 = 79977247369739
BaseRepresentation
bin1100000110110100100100…
…1010011101111011011101
31202010112212112221122201212
43001231021022131323131
53221043101232143401
644151050251114205
72542466123505503
oct301551112357335
952115775848655
1013311331131101
114272338441553
1215ab9a9a42965
1375733a1bc213
143403b3dd2673
151813d19e2dbb
hexc1b4929dedd

13311331131101 has 16 divisors (see below), whose sum is σ = 13499276102400. Its totient is φ = 13123883755008.

The previous prime is 13311331131017. The next prime is 13311331131127. The reversal of 13311331131101 is 10113113311331.

It is a cyclic number.

It is not a de Polignac number, because 13311331131101 - 226 = 13311264022237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13311331131191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190838690 + ... + 190908428.

It is an arithmetic number, because the mean of its divisors is an integer number (843704756400).

Almost surely, 213311331131101 is an apocalyptic number.

It is an amenable number.

13311331131101 is a deficient number, since it is larger than the sum of its proper divisors (187944971299).

13311331131101 is an equidigital number, since it uses as much as digits as its factorization.

13311331131101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73268.

The product of its (nonzero) digits is 243, while the sum is 23.

Adding to 13311331131101 its reverse (10113113311331), we get a palindrome (23424444442432).

The spelling of 13311331131101 in words is "thirteen trillion, three hundred eleven billion, three hundred thirty-one million, one hundred thirty-one thousand, one hundred one".

Divisors: 1 79 977 2473 69739 77183 195367 2416121 5509381 68135003 172464547 190873559 5382665237 13624699213 168497862419 13311331131101