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213024231101 = 11173775714431
BaseRepresentation
bin1100011001100100111…
…0111100111010111101
3202100212000200011210002
43012121032330322331
511442233200343401
6241510104324045
721250640042153
oct3063116747275
9670760604702
10213024231101
1182385696860
1235351473625
131711b7260b6
14a44bb573d3
15581bab0a6b
hex31993bcebd

213024231101 has 16 divisors (see below), whose sum is σ = 233779696128. Its totient is φ = 192500817600.

The previous prime is 213024231071. The next prime is 213024231221. The reversal of 213024231101 is 101132420312.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-213024231101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213029231101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14754356 + ... + 14768786.

It is an arithmetic number, because the mean of its divisors is an integer number (14611231008).

Almost surely, 2213024231101 is an apocalyptic number.

It is an amenable number.

213024231101 is a deficient number, since it is larger than the sum of its proper divisors (20755465027).

213024231101 is a wasteful number, since it uses less digits than its factorization.

213024231101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22372.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 213024231101 its reverse (101132420312), we get a palindrome (314156651413).

The spelling of 213024231101 in words is "two hundred thirteen billion, twenty-four million, two hundred thirty-one thousand, one hundred one".

Divisors: 1 11 173 1903 7757 14431 85327 158741 1341961 2496563 14761571 27462193 111941267 1231353937 19365839191 213024231101