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131100113022 = 23238355720549
BaseRepresentation
bin111101000011000101…
…1001111100001111110
3110112101120222202222120
41322012023033201332
54121443112104042
6140120534223410
712320532400644
oct1720613174176
9415346882876
10131100113022
115066566134a
12214a91b4b66
13c493a94a98
1464b9637194
15362471cdec
hex1e862cf87e

131100113022 has 64 divisors (see below), whose sum is σ = 277407244800. Its totient is φ = 41220274304.

The previous prime is 131100113017. The next prime is 131100113099. The reversal of 131100113022 is 220311001131.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 131100112992 and 131100113010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6369604 + ... + 6390152.

It is an arithmetic number, because the mean of its divisors is an integer number (4334488200).

Almost surely, 2131100113022 is an apocalyptic number.

131100113022 is an abundant number, since it is smaller than the sum of its proper divisors (146307131778).

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

131100113022 is a wasteful number, since it uses less digits than its factorization.

131100113022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21217.

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

Adding to 131100113022 its reverse (220311001131), we get a palindrome (351411114153).

The spelling of 131100113022 in words is "one hundred thirty-one billion, one hundred million, one hundred thirteen thousand, twenty-two".

Divisors: 1 2 3 6 23 46 69 83 138 166 249 498 557 1114 1671 1909 3342 3818 5727 11454 12811 20549 25622 38433 41098 46231 61647 76866 92462 123294 138693 277386 472627 945254 1063313 1417881 1705567 2126626 2835762 3189939 3411134 5116701 6379878 10233402 11445793 22891586 34337379 39228041 68674758 78456082 117684123 235368246 263253239 526506478 789759717 950000819 1579519434 1900001638 2850002457 5700004914 21850018837 43700037674 65550056511 131100113022