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12100210101000 = 23325371619118633
BaseRepresentation
bin1011000000010100110010…
…1110011000101100001000
31120211202202110001200102200
42300011030232120230020
53041222212241213000
641422432040200200
72356132325555250
oct260051456305410
946752673050380
1012100210101000
11394574117199a
121435127a69060
1369a0778b2138
142db9208d0960
1515eb4a80c500
hexb014cb98b08

12100210101000 has 384 divisors, whose sum is σ = 46770647788800. Its totient is φ = 2764030694400.

The previous prime is 12100210100983. The next prime is 12100210101011. The reversal of 12100210101000 is 10101200121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 101937684 + ... + 102056316.

It is an arithmetic number, because the mean of its divisors is an integer number (121798561950).

Almost surely, 212100210101000 is an apocalyptic number.

12100210101000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12100210101000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23385323894400).

12100210101000 is an abundant number, since it is smaller than the sum of its proper divisors (34670437687800).

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

12100210101000 is a wasteful number, since it uses less digits than its factorization.

12100210101000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120286 (or 120269 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 12100210101000 its reverse (10101200121), we get a palindrome (12110311301121).

The spelling of 12100210101000 in words is "twelve trillion, one hundred billion, two hundred ten million, one hundred one thousand".