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230013212011 = 11139914946599
BaseRepresentation
bin1101011000110111011…
…0110001010101101011
3210222201000102211100021
43112031312301111223
512232031340241021
6253355553221311
722421641020562
oct3261566612553
9728630384307
10230013212011
1189603509650
12386b2b61837
13188c835bb1b
14b1c01a8bd9
155eb330cc41
hex358ddb156b

230013212011 has 8 divisors (see below), whose sum is σ = 251102880000. Its totient is φ = 208953440040.

The previous prime is 230013211999. The next prime is 230013212053. The reversal of 230013212011 is 110212310032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230013212011 - 211 = 230013209963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230013212111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7457911 + ... + 7488688.

It is an arithmetic number, because the mean of its divisors is an integer number (31387860000).

Almost surely, 2230013212011 is an apocalyptic number.

230013212011 is a deficient number, since it is larger than the sum of its proper divisors (21089667989).

230013212011 is a wasteful number, since it uses less digits than its factorization.

230013212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14948009.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 230013212011 its reverse (110212310032), we get a palindrome (340225522043).

The spelling of 230013212011 in words is "two hundred thirty billion, thirteen million, two hundred twelve thousand, eleven".

Divisors: 1 11 1399 15389 14946599 164412589 20910292001 230013212011