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11000021012101 = 118966071700617
BaseRepresentation
bin1010000000010010010001…
…0110000100111010000101
31102221120222101012012111101
42200010210112010322011
52420211020334341401
635221201225540101
72213503526606152
oct240044426047205
942846871165441
1011000021012101
1135610a0100690
121297a64944631
1361a3b38a0054
142a0592285229
1514120845a101
hexa0124584e85

11000021012101 has 16 divisors (see below), whose sum is σ = 12136698443520. Its totient is φ = 9886156980480.

The previous prime is 11000021012081. The next prime is 11000021012111. The reversal of 11000021012101 is 10121012000011.

It is not a de Polignac number, because 11000021012101 - 25 = 11000021012069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000021012111) 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, 5617945 + ... + 7318561.

It is an arithmetic number, because the mean of its divisors is an integer number (758543652720).

Almost surely, 211000021012101 is an apocalyptic number.

11000021012101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11000021012101 is a deficient number, since it is larger than the sum of its proper divisors (1136677431419).

11000021012101 is a wasteful number, since it uses less digits than its factorization.

11000021012101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1707324.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11000021012101 its reverse (10121012000011), we get a palindrome (21121033012112).

The spelling of 11000021012101 in words is "eleven trillion, twenty-one million, twelve thousand, one hundred one".

Divisors: 1 11 89 979 6607 72677 588023 1700617 6468253 18706787 151354913 1664904043 11235976519 123595741709 1000001910191 11000021012101