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1230033101 = 116713912007
BaseRepresentation
bin100100101010000…
…1101000011001101
310011201112011012112
41021110031003031
510004342024401
6322015513405
742324052223
oct11124150315
93151464175
101230033101
1158135a090
122a3b28865
13167aab54b
14b950ab13
1572ebe3bb
hex4950d0cd

1230033101 has 16 divisors (see below), whose sum is σ = 1371793920. Its totient is φ = 1093506480.

The previous prime is 1230033071. The next prime is 1230033127. The reversal of 1230033101 is 1013300321.

It is not a de Polignac number, because 1230033101 - 230 = 156291277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230033401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96440 + ... + 108446.

It is an arithmetic number, because the mean of its divisors is an integer number (85737120).

Almost surely, 21230033101 is an apocalyptic number.

1230033101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1230033101 is a deficient number, since it is larger than the sum of its proper divisors (141760819).

1230033101 is a wasteful number, since it uses less digits than its factorization.

1230033101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12224.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1230033101 is about 35071.8277396545. The cubic root of 1230033101 is about 1071.4508809264.

Adding to 1230033101 its reverse (1013300321), we get a palindrome (2243333422).

The spelling of 1230033101 in words is "one billion, two hundred thirty million, thirty-three thousand, one hundred one".

Divisors: 1 11 67 139 737 1529 9313 12007 102443 132077 804469 1668973 8849159 18358703 111821191 1230033101