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13001201103 = 311235815981
BaseRepresentation
bin11000001101110111…
…01001010111001111
31020120002001110001210
430012323221113033
5203111301413403
65550032505503
7640116246252
oct140673512717
936502043053
1013001201103
115571925900
12262a0ab293
1312c2702607
148b499d099
155115dcb03
hex306ee95cf

13001201103 has 12 divisors (see below), whose sum is σ = 19054102424. Its totient is φ = 7879515600.

The previous prime is 13001201089. The next prime is 13001201107. The reversal of 13001201103 is 30110210031.

It is not a de Polignac number, because 13001201103 - 29 = 13001200591 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 (13001201107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17907628 + ... + 17908353.

Almost surely, 213001201103 is an apocalyptic number.

13001201103 is a deficient number, since it is larger than the sum of its proper divisors (6052901321).

13001201103 is a wasteful number, since it uses less digits than its factorization.

13001201103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35816006 (or 35815995 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 13001201103 its reverse (30110210031), we get a palindrome (43111411134).

The spelling of 13001201103 in words is "thirteen billion, one million, two hundred one thousand, one hundred three".

Divisors: 1 3 11 33 121 363 35815981 107447943 393975791 1181927373 4333733701 13001201103