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10012210210020 = 2235947176209261
BaseRepresentation
bin1001000110110010011000…
…1110111010010011100100
31022110011021010220012010010
42101230212032322103210
52303020001303210040
633143313524130220
72052233621411244
oct221544616722344
938404233805103
1010012210210020
113210177711587
121158524b36970
135781bba10675
14268844a29b24
15125691d87e80
hex91b263ba4e4

10012210210020 has 48 divisors (see below), whose sum is σ = 28063791903168. Its totient is φ = 2667103359360.

The previous prime is 10012210209977. The next prime is 10012210210043. The reversal of 10012210210020 is 2001201221001.

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 = 10012210209978 and 10012210210005.

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, 88047811 + ... + 88161450.

It is an arithmetic number, because the mean of its divisors is an integer number (584662331316).

Almost surely, 210012210210020 is an apocalyptic number.

10012210210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10012210210020 is an abundant number, since it is smaller than the sum of its proper divisors (18051581693148).

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

10012210210020 is a wasteful number, since it uses less digits than its factorization.

10012210210020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176210220 (or 176210218 counting only the distinct ones).

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

Adding to 10012210210020 its reverse (2001201221001), we get a palindrome (12013411431021).

The spelling of 10012210210020 in words is "ten trillion, twelve billion, two hundred ten million, two hundred ten thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 947 1894 2841 3788 4735 5682 9470 11364 14205 18940 28410 56820 176209261 352418522 528627783 704837044 881046305 1057255566 1762092610 2114511132 2643138915 3524185220 5286277830 10572555660 166870170167 333740340334 500610510501 667480680668 834350850835 1001221021002 1668701701670 2002442042004 2503052552505 3337403403340 5006105105010 10012210210020