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101131301320 = 2357361183219
BaseRepresentation
bin101111000101111100…
…1010011000111001000
3100200001000101101220121
41132023321103013020
53124104103120240
6114243054433024
710210061610040
oct1361371230710
9320030341817
10101131301320
1139986a8a575
1217724802774
1396c8ccc7ca
144c753ca720
15296d70504a
hex178be531c8

101131301320 has 32 divisors (see below), whose sum is σ = 260051918400. Its totient is φ = 34673588928.

The previous prime is 101131301177. The next prime is 101131301321. The reversal of 101131301320 is 23103131101.

It is a junction number, because it is equal to n+sod(n) for n = 101131301294 and 101131301303.

It is not an unprimeable number, because it can be changed into a prime (101131301321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180591330 + ... + 180591889.

It is an arithmetic number, because the mean of its divisors is an integer number (8126622450).

Almost surely, 2101131301320 is an apocalyptic number.

101131301320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101131301320 is an abundant number, since it is smaller than the sum of its proper divisors (158920617080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101131301320 is a wasteful number, since it uses less digits than its factorization.

101131301320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361183237 (or 361183233 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 101131301320 its reverse (23103131101), we get a palindrome (124234432421).

The spelling of 101131301320 in words is "one hundred one billion, one hundred thirty-one million, three hundred one thousand, three hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 361183219 722366438 1444732876 1805916095 2528282533 2889465752 3611832190 5056565066 7223664380 10113130132 12641412665 14447328760 20226260264 25282825330 50565650660 101131301320