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10110220001220 = 22351031635957929
BaseRepresentation
bin1001001100011111100000…
…0100100101111111000100
31022210112020121121110010210
42103013320010211333010
52311121212310014340
633300323154115420
72062303451034603
oct223077004457704
938715217543123
1010110220001220
1132487a1688319
12117351827bb70
1358450b0c3561
1426d4a161da3a
15127ecb4e6180
hex931f8125fc4

10110220001220 has 48 divisors (see below), whose sum is σ = 28583456952960. Its totient is φ = 2669883338496.

The previous prime is 10110220001213. The next prime is 10110220001237. The reversal of 10110220001220 is 2210002201101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10110220001196 and 10110220001205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 817972785 + ... + 817985144.

It is an arithmetic number, because the mean of its divisors is an integer number (595488686520).

Almost surely, 210110220001220 is an apocalyptic number.

10110220001220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10110220001220 is an abundant number, since it is smaller than the sum of its proper divisors (18473236951740).

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

10110220001220 is a wasteful number, since it uses less digits than its factorization.

10110220001220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1635958044 (or 1635958042 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10110220001220 its reverse (2210002201101), we get a palindrome (12320222202321).

The spelling of 10110220001220 in words is "ten trillion, one hundred ten billion, two hundred twenty million, one thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 103 206 309 412 515 618 1030 1236 1545 2060 3090 6180 1635957929 3271915858 4907873787 6543831716 8179789645 9815747574 16359579290 19631495148 24539368935 32719158580 49078737870 98157475740 168503666687 337007333374 505511000061 674014666748 842518333435 1011022000122 1685036666870 2022044000244 2527555000305 3370073333740 5055110000610 10110220001220