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1012230011 = 133118113877
BaseRepresentation
bin111100010101010…
…110011101111011
32121112200121112102
4330111112131323
54033112330021
6244235334015
734040545622
oct7425263573
92545617472
101012230011
1147a417431
12242bb130b
1313192ca90
14986126b9
155dcea00b
hex3c55677b

1012230011 has 16 divisors (see below), whose sum is σ = 1131556608. Its totient is φ = 899164800.

The previous prime is 1012229993. The next prime is 1012230029. The reversal of 1012230011 is 1100322101.

It is an interprime number because it is at equal distance from previous prime (1012229993) and next prime (1012230029).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1012230011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1012229974 and 1012230001.

It is not an unprimeable number, because it can be changed into a prime (1012230041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66005 + ... + 79881.

It is an arithmetic number, because the mean of its divisors is an integer number (70722288).

Almost surely, 21012230011 is an apocalyptic number.

1012230011 is a deficient number, since it is larger than the sum of its proper divisors (119326597).

1012230011 is a wasteful number, since it uses less digits than its factorization.

1012230011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14102.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1012230011 is about 31815.5624026985. The cubic root of 1012230011 is about 1004.0601630985.

Adding to 1012230011 its reverse (1100322101), we get a palindrome (2112552112).

The spelling of 1012230011 in words is "one billion, twelve million, two hundred thirty thousand, eleven".

Divisors: 1 13 31 181 403 2353 5611 13877 72943 180401 430187 2511737 5592431 32652581 77863847 1012230011