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13202120141 = 754714232423
BaseRepresentation
bin11000100101110100…
…00101110111001101
31021002002010012011122
430102322011313031
5204014220321031
610022011130325
7645106112120
oct142272056715
937062105148
1013202120141
1156652862a1
1226854439a5
13132521c012
148d35403b7
1552407947b
hex312e85dcd

13202120141 has 16 divisors (see below), whose sum is σ = 15132585984. Its totient is φ = 11282819184.

The previous prime is 13202120111. The next prime is 13202120143. The reversal of 13202120141 is 14102120231.

It is not a de Polignac number, because 13202120141 - 26 = 13202120077 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 (13202120143) 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, 5447456 + ... + 5449878.

It is an arithmetic number, because the mean of its divisors is an integer number (945786624).

Almost surely, 213202120141 is an apocalyptic number.

It is an amenable number.

13202120141 is a deficient number, since it is larger than the sum of its proper divisors (1930465843).

13202120141 is a wasteful number, since it uses less digits than its factorization.

13202120141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4400.

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

Adding to 13202120141 its reverse (14102120231), we get a palindrome (27304240372).

The spelling of 13202120141 in words is "thirteen billion, two hundred two million, one hundred twenty thousand, one hundred forty-one".

Divisors: 1 7 547 1423 2423 3829 9961 16961 778381 1325381 3447929 5448667 9277667 24135503 1886017163 13202120141