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103000221211 = 312711509581
BaseRepresentation
bin101111111101101001…
…0101010011000011011
3100211212021002101000211
41133323102222120123
53141421024034321
6115152340111551
710304304302056
oct1377322523033
9324767071024
10103000221211
113a755a37768
1217b666955b7
139936270874
144db16c3a9d
152a2c8240e1
hex17fb4aa61b

103000221211 has 12 divisors (see below), whose sum is σ = 107929074672. Its totient is φ = 98273658000.

The previous prime is 103000221193. The next prime is 103000221217. The reversal of 103000221211 is 112122000301.

It is not a de Polignac number, because 103000221211 - 29 = 103000220699 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103000221191 and 103000221200.

It is not an unprimeable number, because it can be changed into a prime (103000221217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 686560 + ... + 823021.

It is an arithmetic number, because the mean of its divisors is an integer number (8994089556).

Almost surely, 2103000221211 is an apocalyptic number.

103000221211 is a deficient number, since it is larger than the sum of its proper divisors (4928853461).

103000221211 is an equidigital number, since it uses as much as digits as its factorization.

103000221211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1509714 (or 1509683 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 103000221211 its reverse (112122000301), we get a palindrome (215122221512).

The spelling of 103000221211 in words is "one hundred three billion, two hundred twenty-one thousand, two hundred eleven".

Divisors: 1 31 71 961 2201 68231 1509581 46797011 107180251 1450707341 3322587781 103000221211