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12100100000210 = 257955511520971
BaseRepresentation
bin1011000000010100011000…
…1010011000100111010010
31120211202110202212222112122
42300011012022120213102
53041222001100001320
641422413104254242
72356126520663555
oct260050612304722
946752422788478
1012100100000210
113945695001602
1214350b7011382
1369a05ab42c41
142db91003069c
1515eb40d0ed25
hexb01462989d2

12100100000210 has 16 divisors (see below), whose sum is σ = 21780221697792. Its totient is φ = 4840030734000.

The previous prime is 12100100000207. The next prime is 12100100000213. The reversal of 12100100000210 is 1200000100121.

It is an interprime number because it is at equal distance from previous prime (12100100000207) and next prime (12100100000213).

It is not an unprimeable number, because it can be changed into a prime (12100100000213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7195025 + ... + 8715995.

It is an arithmetic number, because the mean of its divisors is an integer number (1361263856112).

Almost surely, 212100100000210 is an apocalyptic number.

12100100000210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12100100000210 is a deficient number, since it is larger than the sum of its proper divisors (9680121697582).

12100100000210 is a wasteful number, since it uses less digits than its factorization.

12100100000210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316529.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 12100100000210 its reverse (1200000100121), we get a palindrome (13300100100331).

The spelling of 12100100000210 in words is "twelve trillion, one hundred billion, one hundred million, two hundred ten", and thus it is an aban number.

Divisors: 1 2 5 10 795551 1520971 1591102 3041942 3977755 7604855 7955510 15209710 1210010000021 2420020000042 6050050000105 12100100000210