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202320130210 = 251117891215647
BaseRepresentation
bin1011110001101100111…
…0000011000010100010
3201100020001000111210221
42330123032003002202
511303322423131320
6232540010313254
720421452506012
oct2743316030242
9640201014727
10202320130210
1178892491390
123326472882a
1316103bc1aa3
149b142adc42
1553e1ec03aa
hex2f1b3830a2

202320130210 has 64 divisors (see below), whose sum is σ = 425379548160. Its totient is φ = 68465182720.

The previous prime is 202320130183. The next prime is 202320130213. The reversal of 202320130210 is 12031023202.

It is not an unprimeable number, because it can be changed into a prime (202320130213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 441394 + ... + 774253.

It is an arithmetic number, because the mean of its divisors is an integer number (6646555440).

Almost surely, 2202320130210 is an apocalyptic number.

202320130210 is an abundant number, since it is smaller than the sum of its proper divisors (223059417950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202320130210 is a wasteful number, since it uses less digits than its factorization.

202320130210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215771.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 202320130210 its reverse (12031023202), we get a palindrome (214351153412).

The spelling of 202320130210 in words is "two hundred two billion, three hundred twenty million, one hundred thirty thousand, two hundred ten".

Divisors: 1 2 5 10 11 17 22 34 55 85 89 110 170 178 187 374 445 890 935 979 1513 1870 1958 3026 4895 7565 9790 15130 16643 33286 83215 166430 1215647 2431294 6078235 12156470 13372117 20665999 26744234 41331998 66860585 103329995 108192583 133721170 206659990 216385166 227325989 454651978 540962915 1081925830 1136629945 1190118413 1839273911 2273259890 2380236826 3678547822 5950592065 9196369555 11901184130 18392739110 20232013021 40464026042 101160065105 202320130210