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12103223320013 = 78320831709673
BaseRepresentation
bin1011000000100000000001…
…0100111001110111001101
31120212001112102222001211212
42300020000110321313031
53041244400132220023
641424051040024205
72356300104525320
oct260100024716715
946761472861755
1012103223320013
113946a48040a41
121435829002065
1369a437c44477
142dbb28b787b7
1515ec75112e78
hexb0200539dcd

12103223320013 has 8 divisors (see below), whose sum is σ = 13998908900928. Its totient is φ = 10249201158624.

The previous prime is 12103223320007. The next prime is 12103223320037. The reversal of 12103223320013 is 31002332230121.

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

It is a cyclic number.

It is not a de Polignac number, because 12103223320013 - 226 = 12103156211149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12103223320043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10415854256 + ... + 10415855417.

It is an arithmetic number, because the mean of its divisors is an integer number (1749863612616).

Almost surely, 212103223320013 is an apocalyptic number.

It is an amenable number.

12103223320013 is a deficient number, since it is larger than the sum of its proper divisors (1895685580915).

12103223320013 is an equidigital number, since it uses as much as digits as its factorization.

12103223320013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20831709763.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 12103223320013 its reverse (31002332230121), we get a palindrome (43105555550134).

The spelling of 12103223320013 in words is "twelve trillion, one hundred three billion, two hundred twenty-three million, three hundred twenty thousand, thirteen".

Divisors: 1 7 83 581 20831709673 145821967711 1729031902859 12103223320013