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1210020100002 = 232737614254911
BaseRepresentation
bin10001100110111010110…
…100010111011110100010
311021200021101021221010100
4101212322310113132202
5124311110121200002
62323513042043230
7153264266101410
oct21467264273642
94250241257110
101210020100002
1142719188a57a
12176615349516
138a1484c1c6c
14427cb2002b0
152171e71911c
hex119bad177a2

1210020100002 has 96 divisors (see below), whose sum is σ = 3127666673664. Its totient is φ = 330861801600.

The previous prime is 1210020099991. The next prime is 1210020100027. The reversal of 1210020100002 is 2000010200121.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1843074 + ... + 2411837.

It is an arithmetic number, because the mean of its divisors is an integer number (32579861184).

Almost surely, 21210020100002 is an apocalyptic number.

1210020100002 is an abundant number, since it is smaller than the sum of its proper divisors (1917646573662).

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

1210020100002 is a wasteful number, since it uses less digits than its factorization.

1210020100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4255024 (or 4255021 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1210020100002 its reverse (2000010200121), we get a palindrome (3210030300123).

The spelling of 1210020100002 in words is "one trillion, two hundred ten billion, twenty million, one hundred thousand, two".

Divisors: 1 2 3 6 7 9 14 18 21 37 42 61 63 74 111 122 126 183 222 259 333 366 427 518 549 666 777 854 1098 1281 1554 2257 2331 2562 3843 4514 4662 6771 7686 13542 15799 20313 31598 40626 47397 94794 142191 284382 4254911 8509822 12764733 25529466 29784377 38294199 59568754 76588398 89353131 157431707 178706262 259549571 268059393 314863414 472295121 519099142 536118786 778648713 944590242 1102021949 1416885363 1557297426 1816846997 2204043898 2335946139 2833770726 3306065847 3633693994 4671892278 5450540991 6612131694 9603334127 9918197541 10901081982 16351622973 19206668254 19836395082 28810002381 32703245946 57620004762 67223338889 86430007143 134446677778 172860014286 201670016667 403340033334 605010050001 1210020100002