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131200322322 = 23316710528031
BaseRepresentation
bin111101000110000100…
…1100000101100010010
3110112122120112221022010
41322030021200230102
54122144240303242
6140134514123350
712323160224226
oct1721411405422
9415576487263
10131200322322
1150707186053
1221516880556
13c4ab77c924
1464c8a80786
15362d41489c
hex1e8c260b12

131200322322 has 32 divisors (see below), whose sum is σ = 274907971584. Its totient is φ = 41690998800.

The previous prime is 131200322317. The next prime is 131200322327. The reversal of 131200322322 is 223223002131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (131200322317) and next prime (131200322327).

It is not an unprimeable number, because it can be changed into a prime (131200322327) 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, 5251554 + ... + 5276477.

It is an arithmetic number, because the mean of its divisors is an integer number (8590874112).

Almost surely, 2131200322322 is an apocalyptic number.

131200322322 is an abundant number, since it is smaller than the sum of its proper divisors (143707649262).

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

131200322322 is a wasteful number, since it uses less digits than its factorization.

131200322322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10528134.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 131200322322 its reverse (223223002131), we get a palindrome (354423324453).

The spelling of 131200322322 in words is "one hundred thirty-one billion, two hundred million, three hundred twenty-two thousand, three hundred twenty-two".

Divisors: 1 2 3 6 31 62 67 93 134 186 201 402 2077 4154 6231 12462 10528031 21056062 31584093 63168186 326368961 652737922 705378077 979106883 1410756154 1958213766 2116134231 4232268462 21866720387 43733440774 65600161161 131200322322