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1013001330220 = 2251121816923039
BaseRepresentation
bin11101011110110111001…
…01011001111000101100
310120211201210201102122221
432233123211121320230
5113044111320031340
62053211050045124
7133121055143605
oct16573345317054
93524653642587
101013001330220
1136067a929800
121443b01197a4
13746aaa14b49
143705b03adac
151b53cd7c44a
hexebdb959e2c

1013001330220 has 72 divisors (see below), whose sum is σ = 2338505164800. Its totient is φ = 368327857920.

The previous prime is 1013001330217. The next prime is 1013001330269. The reversal of 1013001330220 is 220331003101.

It is a junction number, because it is equal to n+sod(n) for n = 1013001330194 and 1013001330203.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43957461 + ... + 43980499.

It is an arithmetic number, because the mean of its divisors is an integer number (32479238400).

Almost surely, 21013001330220 is an apocalyptic number.

1013001330220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013001330220 is an abundant number, since it is smaller than the sum of its proper divisors (1325503834580).

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

1013001330220 is a wasteful number, since it uses less digits than its factorization.

1013001330220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41239 (or 41226 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1013001330220 its reverse (220331003101), we get a palindrome (1233332333321).

The spelling of 1013001330220 in words is "one trillion, thirteen billion, one million, three hundred thirty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 121 220 242 484 605 1210 2420 18169 23039 36338 46078 72676 90845 92156 115195 181690 199859 230390 253429 363380 399718 460780 506858 799436 999295 1013716 1267145 1998590 2198449 2534290 2787719 3997180 4396898 5068580 5575438 8793796 10992245 11150876 13938595 21984490 27877190 43968980 55754380 418595591 837191182 1674382364 2092977955 4185955910 4604551501 8371911820 9209103002 18418206004 23022757505 46045515010 50650066511 92091030020 101300133022 202600266044 253250332555 506500665110 1013001330220