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2023231122330 = 2351119331766857
BaseRepresentation
bin11101011100010001111…
…110001110101110011010
321011102022110022010210020
4131130101332032232122
5231122034131403310
64145243132331310
7266113360533465
oct35342176165632
97142273263706
102023231122330
1171005824a940
12288148013b36
13118a364865c2
146dcd3d422dc
1537967743170
hex1d711f8eb9a

2023231122330 has 64 divisors (see below), whose sum is σ = 5324633670528. Its totient is φ = 487938908160.

The previous prime is 2023231122329. The next prime is 2023231122343. The reversal of 2023231122330 is 332211323202.

It is a super-2 number, since 2×20232311223302 (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2023231122330.

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, 15819739 + ... + 15947118.

It is an arithmetic number, because the mean of its divisors is an integer number (83197401102).

Almost surely, 22023231122330 is an apocalyptic number.

2023231122330 is an abundant number, since it is smaller than the sum of its proper divisors (3301402548198).

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

2023231122330 is a wasteful number, since it uses less digits than its factorization.

2023231122330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31767071.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 2023231122330 its reverse (332211323202), we get a palindrome (2355442445532).

The spelling of 2023231122330 in words is "two trillion, twenty-three billion, two hundred thirty-one million, one hundred twenty-two thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 110 165 193 330 386 579 965 1158 1930 2123 2895 4246 5790 6369 10615 12738 21230 31845 63690 31766857 63533714 95300571 158834285 190601142 317668570 349435427 476502855 698870854 953005710 1048306281 1747177135 2096612562 3494354270 5241531405 6131003401 10483062810 12262006802 18393010203 30655017005 36786020406 61310034010 67441037411 91965051015 134882074822 183930102030 202323112233 337205187055 404646224466 674410374110 1011615561165 2023231122330