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12100313213 = 269446310079
BaseRepresentation
bin10110100010011110…
…00010000001111101
31011020021212121012122
423101033002001331
5144240140010323
65320411412325
7605566652042
oct132117020175
934207777178
1012100313213
11514a34745a
1224184540a5
1311aab87a61
1482b0911c9
154ac487ec8
hex2d13c207d

12100313213 has 8 divisors (see below), whose sum is σ = 12149222400. Its totient is φ = 12051433648.

The previous prime is 12100313201. The next prime is 12100313221. The reversal of 12100313213 is 31231300121.

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 12100313213 - 28 = 12100312957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12100313191 and 12100313200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100313273) 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, 1195508 + ... + 1205586.

It is an arithmetic number, because the mean of its divisors is an integer number (1518652800).

Almost surely, 212100313213 is an apocalyptic number.

It is an amenable number.

12100313213 is a deficient number, since it is larger than the sum of its proper divisors (48909187).

12100313213 is a wasteful number, since it uses less digits than its factorization.

12100313213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14811.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 12100313213 its reverse (31231300121), we get a palindrome (43331613334).

The spelling of 12100313213 in words is "twelve billion, one hundred million, three hundred thirteen thousand, two hundred thirteen".

Divisors: 1 269 4463 10079 1200547 2711251 44982577 12100313213