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230033213011 = 72941211130987
BaseRepresentation
bin1101011000111100001…
…1000100011001010011
3210222202102001222120001
43112033003010121103
512232102000304021
6253401550030431
722422303022540
oct3261703043123
9728672058501
10230033213011
118961382a6a8
12386b97a8417
13188cc542834
14b1c2ad3bc7
155eb4e5e091
hex358f0c4653

230033213011 has 32 divisors (see below), whose sum is σ = 279916116480. Its totient is φ = 184847443200.

The previous prime is 230033212991. The next prime is 230033213021. The reversal of 230033213011 is 110312330032.

It is not a de Polignac number, because 230033213011 - 27 = 230033212883 is a prime.

It is a super-2 number, since 2×2300332130112 (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 230033213011.

It is not an unprimeable number, because it can be changed into a prime (230033213021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1690660 + ... + 1821646.

It is an arithmetic number, because the mean of its divisors is an integer number (8747378640).

Almost surely, 2230033213011 is an apocalyptic number.

230033213011 is a deficient number, since it is larger than the sum of its proper divisors (49882903469).

230033213011 is a wasteful number, since it uses less digits than its factorization.

230033213011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131275.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 230033213011 its reverse (110312330032), we get a palindrome (340345543043).

The spelling of 230033213011 in words is "two hundred thirty billion, thirty-three million, two hundred thirteen thousand, eleven".

Divisors: 1 7 29 41 203 211 287 1189 1477 6119 8323 8651 42833 60557 130987 250879 916909 1756153 3798623 5370467 26590361 27638257 37593269 155743543 193467799 801509453 1090204801 1133168537 5610566171 7932179759 32861887573 230033213011