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10021201212110 = 251191999131479
BaseRepresentation
bin1001000111010011111000…
…1000110111001011001110
31022111000110202001102022112
42101310332020313023032
52303141410002241420
633151402024344022
72053002464565314
oct221647610671316
938430422042275
1010021201212110
113213a70917520
12115a214015012
13578cc266024a
14269058b7c0b4
15125a1b3888c5
hex91d3e2372ce

10021201212110 has 32 divisors (see below), whose sum is σ = 19699407705600. Its totient is φ = 3640107872160.

The previous prime is 10021201212047. The next prime is 10021201212137. The reversal of 10021201212110 is 1121210212001.

It is a congruent number.

It is an unprimeable number.

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, 49464650 + ... + 49666829.

It is an arithmetic number, because the mean of its divisors is an integer number (615606490800).

Almost surely, 210021201212110 is an apocalyptic number.

10021201212110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10021201212110 is a deficient number, since it is larger than the sum of its proper divisors (9678206493490).

10021201212110 is a wasteful number, since it uses less digits than its factorization.

10021201212110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99132416.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10021201212110 its reverse (1121210212001), we get a palindrome (11142411424111).

The spelling of 10021201212110 in words is "ten trillion, twenty-one billion, two hundred one million, two hundred twelve thousand, one hundred ten".

Divisors: 1 2 5 10 11 22 55 110 919 1838 4595 9190 10109 20218 50545 101090 99131479 198262958 495657395 991314790 1090446269 2180892538 5452231345 10904462690 91101829201 182203658402 455509146005 911018292010 1002120121211 2004240242422 5010600606055 10021201212110