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1210012200110 = 25753990132941
BaseRepresentation
bin10001100110111010010…
…110001110110010101110
311021200020211102120111202
4101212322112032302232
5124311101110400420
62323512200445502
7153264141666560
oct21467226166256
94250224376452
101210012200110
1142718838423a
12176612779892
138a14698727c
14427ca145330
152171dba8575
hex119ba58ecae

1210012200110 has 64 divisors (see below), whose sum is σ = 2536466534784. Its totient is φ = 406980288000.

The previous prime is 1210012200091. The next prime is 1210012200121. The reversal of 1210012200110 is 110022100121.

It is a junction number, because it is equal to n+sod(n) for n = 1210012200091 and 1210012200100.

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, 36716240 + ... + 36749180.

It is an arithmetic number, because the mean of its divisors is an integer number (39632289606).

Almost surely, 21210012200110 is an apocalyptic number.

1210012200110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1210012200110 is an abundant number, since it is smaller than the sum of its proper divisors (1326454334674).

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

1210012200110 is a wasteful number, since it uses less digits than its factorization.

1210012200110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42909.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1210012200110 its reverse (110022100121), we get a palindrome (1320034300231).

The spelling of 1210012200110 in words is "one trillion, two hundred ten billion, twelve million, two hundred thousand, one hundred ten".

Divisors: 1 2 5 7 10 14 35 53 70 106 265 371 530 742 1855 3710 9901 19802 32941 49505 65882 69307 99010 138614 164705 230587 329410 346535 461174 524753 693070 1049506 1152935 1745873 2305870 2623765 3491746 3673271 5247530 7346542 8729365 12221111 17458730 18366355 24442222 36732710 61105555 122211110 326148841 652297682 1630744205 2283041887 3261488410 4566083774 11415209435 17285888573 22830418870 34571777146 86429442865 121001220011 172858885730 242002440022 605006100055 1210012200110