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230231020011 = 379971438903
BaseRepresentation
bin1101011001101011010…
…1101001000111101011
3211000021012021121202020
43112122311221013223
512233003120120021
6253433333435523
722430224244406
oct3263265510753
9730235247666
10230231020011
1189705454a63
1238753a9bba3
131893150c8b5
14b2010a4d3d
155ec74d37c6
hex359ad691eb

230231020011 has 8 divisors (see below), whose sum is σ = 310860449280. Its totient is φ = 151544468712.

The previous prime is 230231019983. The next prime is 230231020099. The reversal of 230231020011 is 110020132032.

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

It is not a de Polignac number, because 230231020011 - 215 = 230230987243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230231021011) 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, 485719215 + ... + 485719688.

It is an arithmetic number, because the mean of its divisors is an integer number (38857556160).

Almost surely, 2230231020011 is an apocalyptic number.

230231020011 is a deficient number, since it is larger than the sum of its proper divisors (80629429269).

230231020011 is an equidigital number, since it uses as much as digits as its factorization.

230231020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971438985.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 230231020011 its reverse (110020132032), we get a palindrome (340251152043).

The spelling of 230231020011 in words is "two hundred thirty billion, two hundred thirty-one million, twenty thousand, eleven".

Divisors: 1 3 79 237 971438903 2914316709 76743673337 230231020011