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122021013010 = 251331136122247
BaseRepresentation
bin111000110100100000…
…1001110011000010010
3102122221212001201011011
41301221001032120102
53444344334404020
6132020005441134
711546536332421
oct1615101163022
9378855051134
10122021013010
1147826754106
121b7947101aa
13b677b0ac60
145c979112b8
15329261935a
hex1c6904e612

122021013010 has 64 divisors (see below), whose sum is σ = 244353521664. Its totient is φ = 43566566400.

The previous prime is 122021012989. The next prime is 122021013047. The reversal of 122021013010 is 10310120221.

It is a Harshad number since it is a multiple of its sum of digits (13).

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, 5473707 + ... + 5495953.

It is an arithmetic number, because the mean of its divisors is an integer number (3818023776).

Almost surely, 2122021013010 is an apocalyptic number.

122021013010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122021013010 is an abundant number, since it is smaller than the sum of its proper divisors (122332508654).

122021013010 is a wasteful number, since it uses less digits than its factorization.

122021013010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23659.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 122021013010 its reverse (10310120221), we get a palindrome (132331133231).

The spelling of 122021013010 in words is "one hundred twenty-two billion, twenty-one million, thirteen thousand, ten".

Divisors: 1 2 5 10 13 26 31 62 65 130 155 310 403 806 1361 2015 2722 4030 6805 13610 17693 22247 35386 42191 44494 84382 88465 111235 176930 210955 222470 289211 421910 548483 578422 689657 1096966 1379314 1446055 2742415 2892110 3448285 5484830 6896570 8965541 17931082 30278167 44827705 60556334 89655410 151390835 302781670 393616171 787232342 938623177 1877246354 1968080855 3936161710 4693115885 9386231770 12202101301 24404202602 61010506505 122021013010