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201301301213 = 192557621333
BaseRepresentation
bin1011101101111001111…
…1100001011111011101
3201020121000220122011122
42323132133201133131
511244231113114323
6232250533300325
720354301554045
oct2733637413735
9636530818148
10201301301213
117840a378051
123301b4946a5
1315ca0ac14ac
149a58c60725
15538281eec8
hex2ede7e17dd

201301301213 has 6 divisors (see below), whose sum is σ = 212453728254. Its totient is φ = 190706495544.

The previous prime is 201301301203. The next prime is 201301301231. The reversal of 201301301213 is 312103103102.

It can be written as a sum of positive squares in only one way, i.e., 101428236484 + 99873064729 = 318478^2 + 316027^2 .

It is not a de Polignac number, because 201301301213 - 212 = 201301297117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201301301191 and 201301301200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201301301203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 278810306 + ... + 278811027.

It is an arithmetic number, because the mean of its divisors is an integer number (35408954709).

Almost surely, 2201301301213 is an apocalyptic number.

It is an amenable number.

201301301213 is a deficient number, since it is larger than the sum of its proper divisors (11152427041).

201301301213 is an equidigital number, since it uses as much as digits as its factorization.

201301301213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557621371 (or 557621352 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 201301301213 its reverse (312103103102), we get a palindrome (513404404315).

The spelling of 201301301213 in words is "two hundred one billion, three hundred one million, three hundred one thousand, two hundred thirteen".

Divisors: 1 19 361 557621333 10594805327 201301301213