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103312033211 = 357128930841
BaseRepresentation
bin110000000110111100…
…0001000010110111011
3100212122222211001200102
41200031320020112323
53143040340030321
6115243315230015
710315111536002
oct1401570102673
9325588731612
10103312033211
113a8a5a49732
1218032ba830b
139985a45bca
145000c8dc39
152a49db7c0b
hex180de085bb

103312033211 has 4 divisors (see below), whose sum is σ = 103340967624. Its totient is φ = 103283098800.

The previous prime is 103312033199. The next prime is 103312033217. The reversal of 103312033211 is 112330213301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 112330213301 = 149753894049.

It is a cyclic number.

It is not a de Polignac number, because 103312033211 - 26 = 103312033147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103312033217) 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 3 ways as a sum of consecutive naturals, for example, 14461850 + ... + 14468991.

It is an arithmetic number, because the mean of its divisors is an integer number (25835241906).

Almost surely, 2103312033211 is an apocalyptic number.

103312033211 is a deficient number, since it is larger than the sum of its proper divisors (28934413).

103312033211 is an equidigital number, since it uses as much as digits as its factorization.

103312033211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28934412.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 103312033211 its reverse (112330213301), we get a palindrome (215642246512).

The spelling of 103312033211 in words is "one hundred three billion, three hundred twelve million, thirty-three thousand, two hundred eleven".

Divisors: 1 3571 28930841 103312033211