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12100302102 = 237867733203
BaseRepresentation
bin10110100010011101…
…11111010100010110
31011020021212000222010
423101032333110112
5144240134131402
65320411245050
7605566604460
oct132116772426
934207760863
1012100302102
11514a33a079
122418449786
1311aab82995
1482b08b130
154ac484a6c
hex2d13bf516

12100302102 has 32 divisors (see below), whose sum is σ = 27661853952. Its totient is φ = 3456726624.

The previous prime is 12100302061. The next prime is 12100302103. The reversal of 12100302102 is 20120300121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100302103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 347833 + ... + 381035.

It is an arithmetic number, because the mean of its divisors is an integer number (864432936).

Almost surely, 212100302102 is an apocalyptic number.

12100302102 is an abundant number, since it is smaller than the sum of its proper divisors (15561551850).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12100302102 is a wasteful number, since it uses less digits than its factorization.

12100302102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41892.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 12100302102 its reverse (20120300121), we get a palindrome (32220602223).

The spelling of 12100302102 in words is "twelve billion, one hundred million, three hundred two thousand, one hundred two".

Divisors: 1 2 3 6 7 14 21 42 8677 17354 26031 33203 52062 60739 66406 99609 121478 182217 199218 232421 364434 464842 697263 1394526 288102431 576204862 864307293 1728614586 2016717017 4033434034 6050151051 12100302102