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13203032101 = 72997670511
BaseRepresentation
bin11000100101111011…
…00100100000100101
31021002010211112010221
430102331210200211
5204014434011401
610022042444341
7645116630650
oct142275444045
937063745127
1013203032101
115665849486
1226858036b1
13132547b13c
148d36da897
155241a97a1
hex312f64825

13203032101 has 16 divisors (see below), whose sum is σ = 15770442240. Its totient is φ = 10813985280.

The previous prime is 13203032083. The next prime is 13203032107. The reversal of 13203032101 is 10123030231.

It is not a de Polignac number, because 13203032101 - 227 = 13068814373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13203032107) 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, 315565 + ... + 354946.

It is an arithmetic number, because the mean of its divisors is an integer number (985652640).

Almost surely, 213203032101 is an apocalyptic number.

It is an amenable number.

13203032101 is a deficient number, since it is larger than the sum of its proper divisors (2567410139).

13203032101 is an equidigital number, since it uses as much as digits as its factorization.

13203032101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670644.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13203032101 its reverse (10123030231), we get a palindrome (23326062332).

The spelling of 13203032101 in words is "thirteen billion, two hundred three million, thirty-two thousand, one hundred one".

Divisors: 1 7 29 97 203 679 2813 19691 670511 4693577 19444819 65039567 136113733 455276969 1886147443 13203032101