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20110110230013 = 3172913597099547
BaseRepresentation
bin1001001001010001111111…
…11110100000010111111101
32122012111201011021202011220
410210220333332200113331
510113441001204330023
6110434242422303553
74143623164362426
oct444507776402775
978174634252156
1020110110230013
116453716a56631
122309583287bb9
13b2b4b55968ab
144d7497d3664d
1524d19b9a43e3
hex124a3ffa05fd

20110110230013 has 16 divisors (see below), whose sum is σ = 29369735023680. Its totient is φ = 12183001193216.

The previous prime is 20110110229987. The next prime is 20110110230039. The reversal of 20110110230013 is 31003201101102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20110110229987) and next prime (20110110230039).

It is a cyclic number.

It is not a de Polignac number, because 20110110230013 - 217 = 20110110098941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20110110229974 and 20110110230001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20110110230213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6798548295 + ... + 6798551252.

It is an arithmetic number, because the mean of its divisors is an integer number (1835608438980).

Almost surely, 220110110230013 is an apocalyptic number.

It is an amenable number.

20110110230013 is a deficient number, since it is larger than the sum of its proper divisors (9259624793667).

20110110230013 is a wasteful number, since it uses less digits than its factorization.

20110110230013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13597099596.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 20110110230013 its reverse (31003201101102), we get a palindrome (51113311331115).

The spelling of 20110110230013 in words is "twenty trillion, one hundred ten billion, one hundred ten million, two hundred thirty thousand, thirteen".

Divisors: 1 3 17 29 51 87 493 1479 13597099547 40791298641 231150692299 394315886863 693452076897 1182947660589 6703370076671 20110110230013