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13132230213 = 323541351797
BaseRepresentation
bin11000011101011110…
…11110111001000101
31020220012121102012210
430032233132321011
5203343322331323
610011033134033
7643300054314
oct141657367105
936805542183
1013132230213
11562988aa23
122665b5a319
1313138bb62b
148c814a27b
1551cd71293
hex30ebdee45

13132230213 has 16 divisors (see below), whose sum is σ = 18304753536. Its totient is φ = 8358672960.

The previous prime is 13132230211. The next prime is 13132230239. The reversal of 13132230213 is 31203223131.

It is not a de Polignac number, because 13132230213 - 21 = 13132230211 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13132230213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13132230211) 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, 138570 + ... + 213227.

It is an arithmetic number, because the mean of its divisors is an integer number (1144047096).

Almost surely, 213132230213 is an apocalyptic number.

It is an amenable number.

13132230213 is a deficient number, since it is larger than the sum of its proper divisors (5172523323).

13132230213 is a wasteful number, since it uses less digits than its factorization.

13132230213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352364.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 13132230213 its reverse (31203223131), we get a palindrome (44335453344).

The spelling of 13132230213 in words is "thirteen billion, one hundred thirty-two million, two hundred thirty thousand, two hundred thirteen".

Divisors: 1 3 23 69 541 1623 12443 37329 351797 1055391 8091331 24273993 190322177 570966531 4377410071 13132230213