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13010220301 = 131277783701
BaseRepresentation
bin11000001110111100…
…00011010100001101
31020120201000200002011
430013132003110031
5203121104022201
65550554101221
7640256022301
oct140736032415
936521020064
1013010220301
115576a26091
12263111a811
1312c453c910
148b5c69d01
155122c0151
hex30778350d

13010220301 has 8 divisors (see below), whose sum is σ = 14021996184. Its totient is φ = 12000014400.

The previous prime is 13010220283. The next prime is 13010220313. The reversal of 13010220301 is 10302201031.

It can be written as a sum of positive squares in 4 ways, for example, as 75707401 + 12934512900 = 8701^2 + 113730^2 .

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 13010220301 - 213 = 13010212109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13010220001) 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, 375250 + ... + 408451.

It is an arithmetic number, because the mean of its divisors is an integer number (1752749523).

Almost surely, 213010220301 is an apocalyptic number.

It is an amenable number.

13010220301 is a deficient number, since it is larger than the sum of its proper divisors (1011775883).

13010220301 is a wasteful number, since it uses less digits than its factorization.

13010220301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784991.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 13010220301 its reverse (10302201031), we get a palindrome (23312421332).

The spelling of 13010220301 in words is "thirteen billion, ten million, two hundred twenty thousand, three hundred one".

Divisors: 1 13 1277 16601 783701 10188113 1000786177 13010220301