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12022020010 = 25711131201001
BaseRepresentation
bin10110011001001000…
…10111011110101010
31011000211112220010101
423030210113132222
5144110114120020
65304533340014
7603626325010
oct131444273652
934024486111
1012022020010
11510a131630
1223b619760a
1311978a4510
148209108b0
154a567000a
hex2cc9177aa

12022020010 has 64 divisors (see below), whose sum is σ = 29054640384. Its totient is φ = 3458880000.

The previous prime is 12022019981. The next prime is 12022020013. The reversal of 12022020010 is 1002022021.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (12022020013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 590491 + ... + 610510.

It is an arithmetic number, because the mean of its divisors is an integer number (453978756).

Almost surely, 212022020010 is an apocalyptic number.

12022020010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12022020010 is an abundant number, since it is smaller than the sum of its proper divisors (17032620374).

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

12022020010 is a wasteful number, since it uses less digits than its factorization.

12022020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201039.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 12022020010 its reverse (1002022021), we get a palindrome (13024042031).

The spelling of 12022020010 in words is "twelve billion, twenty-two million, twenty thousand, ten".

Divisors: 1 2 5 7 10 11 13 14 22 26 35 55 65 70 77 91 110 130 143 154 182 286 385 455 715 770 910 1001 1430 2002 5005 10010 1201001 2402002 6005005 8407007 12010010 13211011 15613013 16814014 26422022 31226026 42035035 66055055 78065065 84070070 92477077 109291091 132110110 156130130 171743143 184954154 218582182 343486286 462385385 546455455 858715715 924770770 1092910910 1202202001 1717431430 2404404002 6011010005 12022020010