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101223230101 = 7174319781753
BaseRepresentation
bin101111001000101011…
…1111110101010010101
3100200021102100212111021
41132101113332222111
53124301121330401
6114300141041141
710212256155010
oct1362127765225
9320242325437
10101223230101
1139a23968a74
121774b5561b1
139712078636
144c836ba377
1529768132a1
hex17915fea95

101223230101 has 16 divisors (see below), whose sum is σ = 125337193344. Its totient is φ = 79760024064.

The previous prime is 101223230077. The next prime is 101223230107. The reversal of 101223230101 is 101032322101.

Adding to 101223230101 its reverse (101032322101), we get a palindrome (202255552202).

It is not a de Polignac number, because 101223230101 - 215 = 101223197333 is a prime.

It is a super-2 number, since 2×1012232301012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101223230107) 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, 9885760 + ... + 9895993.

It is an arithmetic number, because the mean of its divisors is an integer number (7833574584).

Almost surely, 2101223230101 is an apocalyptic number.

It is an amenable number.

101223230101 is a deficient number, since it is larger than the sum of its proper divisors (24113963243).

101223230101 is a wasteful number, since it uses less digits than its factorization.

101223230101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19781820.

The product of its (nonzero) digits is 72, while the sum is 16.

The spelling of 101223230101 in words is "one hundred one billion, two hundred twenty-three million, two hundred thirty thousand, one hundred one".

Divisors: 1 7 17 43 119 301 731 5117 19781753 138472271 336289801 850615379 2354028607 5954307653 14460461443 101223230101