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12100130103 = 317237257453
BaseRepresentation
bin10110100010011100…
…10101010100110111
31011020021112022000210
423101032111110313
5144240113130403
65320403440503
7605565260145
oct132116252467
934207468023
1012100130103
11514a231926
122418386133
1311aab225c9
1482b044595
154ac44db03
hex2d1395537

12100130103 has 8 divisors (see below), whose sum is σ = 17082536688. Its totient is φ = 7592238464.

The previous prime is 12100130083. The next prime is 12100130113. The reversal of 12100130103 is 30103100121.

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 12100130103 - 210 = 12100129079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100130113) 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, 118628676 + ... + 118628777.

It is an arithmetic number, because the mean of its divisors is an integer number (2135317086).

Almost surely, 212100130103 is an apocalyptic number.

12100130103 is a deficient number, since it is larger than the sum of its proper divisors (4982406585).

12100130103 is a wasteful number, since it uses less digits than its factorization.

12100130103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237257473.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 12100130103 its reverse (30103100121), we get a palindrome (42203230224).

The spelling of 12100130103 in words is "twelve billion, one hundred million, one hundred thirty thousand, one hundred three".

Divisors: 1 3 17 51 237257453 711772359 4033376701 12100130103