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201031320133 = 737277705597
BaseRepresentation
bin1011101100111001100…
…1101000001001000101
3201012220012220011202101
42323032121220021011
511243203004221013
6232204050512101
720344513012150
oct2731631501105
9635805804671
10201031320133
1178290a37296
1232b64b95631
1315c59ba4187
149a31062c97
155368c908dd
hex2ece668245

201031320133 has 8 divisors (see below), whose sum is σ = 229811754752. Its totient is φ = 172266304176.

The previous prime is 201031320121. The next prime is 201031320167. The reversal of 201031320133 is 331023130102.

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 201031320133 - 221 = 201029222981 is a prime.

It is a super-2 number, since 2×2010313201332 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201031320133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201061320133) 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, 3826710 + ... + 3878887.

It is an arithmetic number, because the mean of its divisors is an integer number (28726469344).

Almost surely, 2201031320133 is an apocalyptic number.

It is an amenable number.

201031320133 is a deficient number, since it is larger than the sum of its proper divisors (28780434619).

201031320133 is an equidigital number, since it uses as much as digits as its factorization.

201031320133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7709331.

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

Adding to 201031320133 its reverse (331023130102), we get a palindrome (532054450235).

The spelling of 201031320133 in words is "two hundred one billion, thirty-one million, three hundred twenty thousand, one hundred thirty-three".

Divisors: 1 7 3727 26089 7705597 53939179 28718760019 201031320133