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2120223330 = 23357999401
BaseRepresentation
bin111111001100000…
…0000101001100010
312110202120111122000
41332120000221202
513320234121310
6550215424430
7103353413061
oct17630005142
95422514560
102120223330
119988a1195
124b2085116
1327a34bb24
141618321d8
15c620e4c0
hex7e600a62

2120223330 has 64 divisors (see below), whose sum is σ = 5725555200. Its totient is φ = 558230400.

The previous prime is 2120223311. The next prime is 2120223353. The reversal of 2120223330 is 333220212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28371 + ... + 71030.

It is an arithmetic number, because the mean of its divisors is an integer number (89461800).

Almost surely, 22120223330 is an apocalyptic number.

2120223330 is an abundant number, since it is smaller than the sum of its proper divisors (3605331870).

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

2120223330 is a wasteful number, since it uses less digits than its factorization.

2120223330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99496 (or 99490 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2120223330 is about 46045.8828778426. The cubic root of 2120223330 is about 1284.6767656864.

Adding to 2120223330 its reverse (333220212), we get a palindrome (2453443542).

The spelling of 2120223330 in words is "two billion, one hundred twenty million, two hundred twenty-three thousand, three hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 79 90 135 158 237 270 395 474 711 790 1185 1422 2133 2370 3555 4266 7110 10665 21330 99401 198802 298203 497005 596406 894609 994010 1491015 1789218 2683827 2982030 4473045 5367654 7852679 8946090 13419135 15705358 23558037 26838270 39263395 47116074 70674111 78526790 117790185 141348222 212022333 235580370 353370555 424044666 706741110 1060111665 2120223330