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30100232223 = 3231213150627
BaseRepresentation
bin11100000010000111…
…010001100000011111
32212200201220020010200
4130002013101200133
5443121124412343
621454452234543
72113624516035
oct340207214037
985621806120
1030100232223
1111846883a86
125a0060ba53
132ab908a4c9
14165789a555
15bb28274d3
hex7021d181f

30100232223 has 24 divisors (see below), whose sum is σ = 44902580736. Its totient is φ = 19410008400.

The previous prime is 30100232209. The next prime is 30100232237. The reversal of 30100232223 is 32223200103.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (30100232209) and next prime (30100232237).

It is not a de Polignac number, because 30100232223 - 24 = 30100232207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30100232196 and 30100232205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30100232203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 569236 + ... + 619862.

It is an arithmetic number, because the mean of its divisors is an integer number (1870940864).

Almost surely, 230100232223 is an apocalyptic number.

30100232223 is a deficient number, since it is larger than the sum of its proper divisors (14802348513).

30100232223 is a wasteful number, since it uses less digits than its factorization.

30100232223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52795 (or 52792 counting only the distinct ones).

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

Adding to 30100232223 its reverse (32223200103), we get a palindrome (62323432326).

The spelling of 30100232223 in words is "thirty billion, one hundred million, two hundred thirty-two thousand, two hundred twenty-three".

Divisors: 1 3 9 31 93 279 2131 6393 19179 50627 66061 151881 198183 455643 594549 1569437 4708311 14124933 107886137 323658411 970975233 3344470247 10033410741 30100232223