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1030122330 = 235208716453
BaseRepresentation
bin111101011001100…
…110101101011010
32122210100122011220
4331121212231122
54102202403310
6250115032510
734345616046
oct7531465532
92583318156
101030122330
11489528176
12248b9b736
13135555a53
149ab4d026
1560681670
hex3d666b5a

1030122330 has 32 divisors (see below), whose sum is σ = 2473628544. Its totient is φ = 274550976.

The previous prime is 1030122307. The next prime is 1030122341. The reversal of 1030122330 is 332210301.

It is a super-2 number, since 2×10301223302 = 2122304029529257800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 54384 + ... + 70836.

It is an arithmetic number, because the mean of its divisors is an integer number (77300892).

Almost surely, 21030122330 is an apocalyptic number.

1030122330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1030122330 is an abundant number, since it is smaller than the sum of its proper divisors (1443506214).

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

1030122330 is a wasteful number, since it uses less digits than its factorization.

1030122330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18550.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1030122330 is about 32095.5188460944. The cubic root of 1030122330 is about 1009.9416134598.

Adding to 1030122330 its reverse (332210301), we get a palindrome (1362332631).

The spelling of 1030122330 in words is "one billion, thirty million, one hundred twenty-two thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 2087 4174 6261 10435 12522 16453 20870 31305 32906 49359 62610 82265 98718 164530 246795 493590 34337411 68674822 103012233 171687055 206024466 343374110 515061165 1030122330