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12103213122301 = 78320831692121
BaseRepresentation
bin1011000000011111111110…
…1110000000001011111101
31120212001111201202222012211
42300013333232000023331
53041244340024403201
641424050033300421
72356266622043350
oct260077756001375
946761451688184
1012103213122301
113946a42306284
121435825704711
1369a435ab3912
142dbb27682297
1515ec7429b651
hexb01ffb802fd

12103213122301 has 8 divisors (see below), whose sum is σ = 13998897105984. Its totient is φ = 10249192523040.

The previous prime is 12103213122257. The next prime is 12103213122311. The reversal of 12103213122301 is 10322131230121.

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 12103213122301 - 217 = 12103212991229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12103213122311) 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, 10415845480 + ... + 10415846641.

It is an arithmetic number, because the mean of its divisors is an integer number (1749862138248).

Almost surely, 212103213122301 is an apocalyptic number.

It is an amenable number.

12103213122301 is a deficient number, since it is larger than the sum of its proper divisors (1895683983683).

12103213122301 is an equidigital number, since it uses as much as digits as its factorization.

12103213122301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20831692211.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12103213122301 its reverse (10322131230121), we get a palindrome (22425344352422).

The spelling of 12103213122301 in words is "twelve trillion, one hundred three billion, two hundred thirteen million, one hundred twenty-two thousand, three hundred one".

Divisors: 1 7 83 581 20831692121 145821844847 1729030446043 12103213122301