| Base | Representation |
|---|---|
| bin | 10110110010010001110011… |
| … | …110100001001100111101000 |
| 3 | 111010211011222221112001120001 |
| 4 | 112302101303310021213220 |
| 5 | 101113333410210013000 |
| 6 | 553044451250312344 |
| 7 | 30052041516330160 |
| oct | 2662216364114750 |
| 9 | 433734887461501 |
| 10 | 100212120001000 |
| 11 | 29a267a3241527 |
| 12 | b2a59442886b4 |
| 13 | 43bbc68424137 |
| 14 | 1aa641482b5a0 |
| 15 | b8bb31cba46a |
| hex | 5b2473d099e8 |
100212120001000 has 256 divisors, whose sum is σ = 273121038328320. Its totient is φ = 33701690880000.
The previous prime is 100212120000991. The next prime is 100212120001009. The reversal of 100212120001000 is 100021212001.
It is an interprime number because it is at equal distance from previous prime (100212120000991) and next prime (100212120001009).
It is a Harshad number since it is a multiple of its sum of digits (10).
It is not an unprimeable number, because it can be changed into a prime (100212120001009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1573379155 + ... + 1573442845.
It is an arithmetic number, because the mean of its divisors is an integer number (1066879055970).
Almost surely, 2100212120001000 is an apocalyptic number.
100212120001000 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 100212120001000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136560519164160).
100212120001000 is an abundant number, since it is smaller than the sum of its proper divisors (172908918327320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100212120001000 is a wasteful number, since it uses less digits than its factorization.
100212120001000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68013 (or 67999 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 100212120001000 its reverse (100021212001), we get a palindrome (100312141213001).
The spelling of 100212120001000 in words is "one hundred trillion, two hundred twelve billion, one hundred twenty million, one thousand".
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