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13022013001 = 67194358403
BaseRepresentation
bin11000010000010110…
…00010011001001001
31020121112012210121211
430020023002121021
5203132113404001
65552054533121
7640461166324
oct141013023111
936545183554
1013022013001
115582650118
1226350671a1
1312c6b0b44a
148b76597bb
1551334e351
hex3082c2649

13022013001 has 4 divisors (see below), whose sum is σ = 13216371472. Its totient is φ = 12827654532.

The previous prime is 13022012977. The next prime is 13022013007. The reversal of 13022013001 is 10031022031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10031022031 = 19735084147.

It is a cyclic number.

It is not a de Polignac number, because 13022013001 - 27 = 13022012873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13022013007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97179135 + ... + 97179268.

It is an arithmetic number, because the mean of its divisors is an integer number (3304092868).

Almost surely, 213022013001 is an apocalyptic number.

It is an amenable number.

13022013001 is a deficient number, since it is larger than the sum of its proper divisors (194358471).

13022013001 is an equidigital number, since it uses as much as digits as its factorization.

13022013001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194358470.

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

Adding to 13022013001 its reverse (10031022031), we get a palindrome (23053035032).

The spelling of 13022013001 in words is "thirteen billion, twenty-two million, thirteen thousand, one".

Divisors: 1 67 194358403 13022013001