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22002211011021 = 3313172099355559
BaseRepresentation
bin1010000000010110010011…
…11110001011100111001101
32212220101112220201100112220
411000023021332023213031
510340441012004323041
6114443402020445553
74430415204556143
oct500131176134715
985811486640486
1022002211011021
1170130a357915a
122574213b498b9
13c37a51933547
14560cac613593
152824dc007d66
hex1402c9f8b9cd

22002211011021 has 32 divisors (see below), whose sum is σ = 30392699904000. Its totient is φ = 14143414568640.

The previous prime is 22002211010987. The next prime is 22002211011029. The reversal of 22002211011021 is 12011011220022.

It is not a de Polignac number, because 22002211011021 - 221 = 22002208913869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002211011029) 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, 61702840 + ... + 62058398.

It is an arithmetic number, because the mean of its divisors is an integer number (949771872000).

Almost surely, 222002211011021 is an apocalyptic number.

It is an amenable number.

22002211011021 is a deficient number, since it is larger than the sum of its proper divisors (8390488892979).

22002211011021 is a wasteful number, since it uses less digits than its factorization.

22002211011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358009.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22002211011021 its reverse (12011011220022), we get a palindrome (34013222231043).

The spelling of 22002211011021 in words is "twenty-two trillion, two billion, two hundred eleven million, eleven thousand, twenty-one".

Divisors: 1 3 31 93 317 951 2099 6297 9827 29481 65069 195207 355559 665383 1066677 1996149 11022329 20626873 33066987 61880619 112712203 338136609 746318341 2238955023 3494078293 10482234879 23135868571 69407605713 236582914097 709748742291 7334070337007 22002211011021