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133202310122231 = 771268012696423
BaseRepresentation
bin11110010010010110010100…
…011000001100101011110111
3122110122000110000110121122222
4132102112110120030223313
5114424341312342402411
61151144144013312555
740025356263503030
oct3622262430145367
9573560400417588
10133202310122231
113949586753a129
1212b3360019575b
135942c01bb178c
1424c7051cbba87
15105ed6ee824db
hex79259460caf7

133202310122231 has 8 divisors (see below), whose sum is σ = 154375313140224. Its totient is φ = 112565332497240.

The previous prime is 133202310122221. The next prime is 133202310122267. The reversal of 133202310122231 is 132221013202331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-133202310122231 is a prime.

It is a super-2 number, since 2×1332023101222312 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 133202310122231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133202310122221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134006347715 + ... + 134006348708.

It is an arithmetic number, because the mean of its divisors is an integer number (19296914142528).

Almost surely, 2133202310122231 is an apocalyptic number.

133202310122231 is a deficient number, since it is larger than the sum of its proper divisors (21173003017993).

133202310122231 is an equidigital number, since it uses as much as digits as its factorization.

133202310122231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268012696501.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 133202310122231 its reverse (132221013202331), we get a palindrome (265423323324562).

The spelling of 133202310122231 in words is "one hundred thirty-three trillion, two hundred two billion, three hundred ten million, one hundred twenty-two thousand, two hundred thirty-one".

Divisors: 1 7 71 497 268012696423 1876088874961 19028901446033 133202310122231