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12020111123322 = 2315759921302509
BaseRepresentation
bin1010111011101010011001…
…1101000010001101111010
31120120010000012201000120210
42232322212131002031322
53033414141421421242
641321543545131550
72350265362520061
oct256724635021572
946503005630523
1012020111123322
113914778402485
1214216b2a89bb6
13692651103c63
142d7ac294d1d8
1515ca0d7dbd9c
hexaeea674237a

12020111123322 has 32 divisors (see below), whose sum is σ = 24233735376000. Its totient is φ = 3974536732608.

The previous prime is 12020111123309. The next prime is 12020111123333. The reversal of 12020111123322 is 22332111102021.

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, 10086997 + ... + 11215512.

It is an arithmetic number, because the mean of its divisors is an integer number (757304230500).

Almost surely, 212020111123322 is an apocalyptic number.

12020111123322 is an abundant number, since it is smaller than the sum of its proper divisors (12213624252678).

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

12020111123322 is a wasteful number, since it uses less digits than its factorization.

12020111123322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21303270.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12020111123322 its reverse (22332111102021), we get a palindrome (34352222225343).

The spelling of 12020111123322 in words is "twelve trillion, twenty billion, one hundred eleven million, one hundred twenty-three thousand, three hundred twenty-two".

Divisors: 1 2 3 6 157 314 471 599 942 1198 1797 3594 94043 188086 282129 564258 21302509 42605018 63907527 127815054 3344493913 6688987826 10033481739 12760202891 20066963478 25520405782 38280608673 76561217346 2003351853887 4006703707774 6010055561661 12020111123322