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1010221001210 = 25405124937571
BaseRepresentation
bin11101011001101011101…
…11010010100111111010
310120120120001001002021102
432230311313102213322
5113022413034014320
62052031130011402
7132662134554251
oct16546567224772
93516501032242
101010221001210
1135a483467433
12143954b76b62
13743569b4355
1436c75a97798
151b428c2b175
hexeb35dd29fa

1010221001210 has 16 divisors (see below), whose sum is σ = 1818846751392. Its totient is φ = 403988634000.

The previous prime is 1010221001203. The next prime is 1010221001381. The reversal of 1010221001210 is 121001220101.

It is a junction number, because it is equal to n+sod(n) for n = 1010221001191 and 1010221001200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12428276 + ... + 12509295.

It is an arithmetic number, because the mean of its divisors is an integer number (113677921962).

Almost surely, 21010221001210 is an apocalyptic number.

1010221001210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1010221001210 is a deficient number, since it is larger than the sum of its proper divisors (808625750182).

1010221001210 is a wasteful number, since it uses less digits than its factorization.

1010221001210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24941629.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1010221001210 its reverse (121001220101), we get a palindrome (1131222221311).

The spelling of 1010221001210 in words is "one trillion, ten billion, two hundred twenty-one million, one thousand, two hundred ten".

Divisors: 1 2 5 10 4051 8102 20255 40510 24937571 49875142 124687855 249375710 101022100121 202044200242 505110500605 1010221001210