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1130223222 = 232151631659
BaseRepresentation
bin100001101011101…
…1101011001110110
32220202201021210100
41003113131121312
54303314120342
6304052334530
740002511302
oct10327353166
92822637710
101130223222
1152aa88487
12276614446
1315020344b
14aa168d02
1569355e4c
hex435dd676

1130223222 has 48 divisors (see below), whose sum is σ = 2472687360. Its totient is φ = 373086000.

The previous prime is 1130223191. The next prime is 1130223233. The reversal of 1130223222 is 2223220311.

It is a super-2 number, since 2×11302232222 = 2554809063096122568, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 1130223195 and 1130223204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1714729 + ... + 1715387.

It is an arithmetic number, because the mean of its divisors is an integer number (51514320).

Almost surely, 21130223222 is an apocalyptic number.

1130223222 is an abundant number, since it is smaller than the sum of its proper divisors (1342464138).

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

1130223222 is a wasteful number, since it uses less digits than its factorization.

1130223222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449 (or 1446 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1130223222 is about 33618.7926909935. The cubic root of 1130223222 is about 1041.6490179438.

Adding to 1130223222 its reverse (2223220311), we get a palindrome (3353443533).

The spelling of 1130223222 in words is "one billion, one hundred thirty million, two hundred twenty-three thousand, two hundred twenty-two".

Divisors: 1 2 3 6 9 18 151 302 453 631 659 906 1262 1318 1359 1893 1977 2718 3786 3954 5679 5931 11358 11862 95281 99509 190562 199018 285843 298527 415829 571686 597054 831658 857529 895581 1247487 1715058 1791162 2494974 3742461 7484922 62790179 125580358 188370537 376741074 565111611 1130223222