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12103003301 = 157427318041
BaseRepresentation
bin10110100010110010…
…10010110010100101
31011020110221021022112
423101121102302211
5144241332101201
65320545210405
7605631554624
oct132131226245
934213837275
1012103003301
115150914574
122419330a05
1311ab5ba31c
1482b5916bb
154ac81a0bb
hex2d1652ca5

12103003301 has 8 divisors (see below), whose sum is σ = 12183618264. Its totient is φ = 12022433280.

The previous prime is 12103003271. The next prime is 12103003303. The reversal of 12103003301 is 10330030121.

It can be written as a sum of positive squares in 4 ways, for example, as 189062500 + 11913940801 = 13750^2 + 109151^2 .

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 12103003301 - 210 = 12103002277 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12103003303) 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, 661841 + ... + 679881.

It is an arithmetic number, because the mean of its divisors is an integer number (1522952283).

Almost surely, 212103003301 is an apocalyptic number.

It is an amenable number.

12103003301 is a deficient number, since it is larger than the sum of its proper divisors (80614963).

12103003301 is a wasteful number, since it uses less digits than its factorization.

12103003301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22471.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 12103003301 its reverse (10330030121), we get a palindrome (22433033422).

The spelling of 12103003301 in words is "twelve billion, one hundred three million, three thousand, three hundred one".

Divisors: 1 157 4273 18041 670861 2832437 77089193 12103003301