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12100310210 = 258344332909
BaseRepresentation
bin10110100010011110…
…00001010011000010
31011020021212110002102
423101033001103002
5144240134411320
65320411350402
7605566640222
oct132117012302
934207773072
1012100310210
11514a34517a
122418452402
1311aab86591
1482b090082
154ac487175
hex2d13c14c2

12100310210 has 32 divisors (see below), whose sum is σ = 22093404480. Its totient is φ = 4770870208.

The previous prime is 12100310203. The next prime is 12100310213. The reversal of 12100310210 is 1201300121.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12100310191 and 12100310200.

It is not an unprimeable number, because it can be changed into a prime (12100310213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351236 + ... + 384144.

It is an arithmetic number, because the mean of its divisors is an integer number (690418890).

Almost surely, 212100310210 is an apocalyptic number.

12100310210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12100310210 is a deficient number, since it is larger than the sum of its proper divisors (9993094270).

12100310210 is a wasteful number, since it uses less digits than its factorization.

12100310210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33442.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 12100310210 its reverse (1201300121), we get a palindrome (13301610331).

The spelling of 12100310210 in words is "twelve billion, one hundred million, three hundred ten thousand, two hundred ten".

Divisors: 1 2 5 10 83 166 415 443 830 886 2215 4430 32909 36769 65818 73538 164545 183845 329090 367690 2731447 5462894 13657235 14578687 27314470 29157374 72893435 145786870 1210031021 2420062042 6050155105 12100310210