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12300031102 = 219323685029
BaseRepresentation
bin10110111010010001…
…11001010001111110
31011202012200022122111
423131020321101332
5200142301443402
65352304204234
7613543352662
oct133510712176
934665608574
1012300031102
115242057467
12247330967a
131210373818
148497dc8a2
154bec889d7
hex2dd23947e

12300031102 has 8 divisors (see below), whose sum is σ = 19421101800. Its totient is φ = 5826330504.

The previous prime is 12300031067. The next prime is 12300031111. The reversal of 12300031102 is 20113000321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×123000311022 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161842477 + ... + 161842552.

It is an arithmetic number, because the mean of its divisors is an integer number (2427637725).

Almost surely, 212300031102 is an apocalyptic number.

12300031102 is a deficient number, since it is larger than the sum of its proper divisors (7121070698).

12300031102 is a wasteful number, since it uses less digits than its factorization.

12300031102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323685050.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 12300031102 its reverse (20113000321), we get a palindrome (32413031423).

The spelling of 12300031102 in words is "twelve billion, three hundred million, thirty-one thousand, one hundred two".

Divisors: 1 2 19 38 323685029 647370058 6150015551 12300031102