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10101200211012 = 2239971019828557
BaseRepresentation
bin1001001011111101111001…
…1100110100110001000100
31022202122222000021122001210
42102333132130310301010
52310444224223223022
633252232144451420
72061534105060261
oct222773634646104
938678860248053
1010101200211012
1132449931aa449
12117181b619b70
135837015044a1
1426cc87736268
15127b4e70aa0c
hex92fde734c44

10101200211012 has 48 divisors (see below), whose sum is σ = 23616289247040. Its totient is φ = 3360384511872.

The previous prime is 10101200211001. The next prime is 10101200211017. The reversal of 10101200211012 is 21011200210101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (10101200211017) 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 15 ways as a sum of consecutive naturals, for example, 11777038 + ... + 12605594.

It is an arithmetic number, because the mean of its divisors is an integer number (492006025980).

Almost surely, 210101200211012 is an apocalyptic number.

10101200211012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10101200211012 is an abundant number, since it is smaller than the sum of its proper divisors (13515089036028).

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

10101200211012 is a wasteful number, since it uses less digits than its factorization.

10101200211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830580 (or 830578 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 10101200211012 its reverse (21011200210101), we get a palindrome (31112400421113).

The spelling of 10101200211012 in words is "ten trillion, one hundred one billion, two hundred million, two hundred eleven thousand, twelve".

Divisors: 1 2 3 4 6 12 997 1019 1994 2038 2991 3057 3988 4076 5982 6114 11964 12228 828557 1015943 1657114 2031886 2485671 3047829 3314228 4063772 4971342 6095658 9942684 12191316 826071329 844299583 1652142658 1688599166 2478213987 2532898749 3304285316 3377198332 4956427974 5065797498 9912855948 10131594996 841766684251 1683533368502 2525300052753 3367066737004 5050600105506 10101200211012