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12303102312002 = 2171319463291901
BaseRepresentation
bin1011001100001000101000…
…0010101111111001000010
31121120011110100112220120002
42303002022002233321002
53103033223142441002
642055544524320002
72406604226112305
oct263021202577102
947504410486502
1012303102312002
113a13797572017
1214685100a3002
136b3240175968
1430768ab5ab3c
15165072b33002
hexb308a0afe42

12303102312002 has 32 divisors (see below), whose sum is σ = 19691531443584. Its totient is φ = 5744872224000.

The previous prime is 12303102311963. The next prime is 12303102312031. The reversal of 12303102312002 is 20021320130321.

It is a super-5 number, since 5×123031023120025 (a number of 67 digits) contains 55555 as substring.

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 15 ways as a sum of consecutive naturals, for example, 42002252 + ... + 42294152.

It is an arithmetic number, because the mean of its divisors is an integer number (615360357612).

Almost surely, 212303102312002 is an apocalyptic number.

12303102312002 is a deficient number, since it is larger than the sum of its proper divisors (7388429131582).

12303102312002 is a wasteful number, since it uses less digits than its factorization.

12303102312002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301514.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12303102312002 its reverse (20021320130321), we get a palindrome (32324422442323).

The spelling of 12303102312002 in words is "twelve trillion, three hundred three billion, one hundred two million, three hundred twelve thousand, two".

Divisors: 1 2 17 34 131 262 2227 4454 9463 18926 160871 291901 321742 583802 1239653 2479306 4962317 9924634 21074101 38239031 42148202 76478062 650063527 1300127054 2762259163 5524518326 46958405771 93916811542 361855950353 723711900706 6151551156001 12303102312002