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10021221213010 = 2571011787793189
BaseRepresentation
bin1001000111010011111101…
…0101001010001101010010
31022111000112010200120101121
42101310333111022031102
52303141430112304020
633151404021152454
72053003126600060
oct221647725121522
938430463616347
1010021221213010
113213a81138497
12115a21a85b72a
13578cc6843bb7
1426905b6a7030
15125a1ced9baa
hex91d3f54a352

10021221213010 has 64 divisors (see below), whose sum is σ = 20830869999360. Its totient is φ = 3399921043200.

The previous prime is 10021221213007. The next prime is 10021221213019. The reversal of 10021221213010 is 1031212212001.

10021221213010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (10021221213019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12237496 + ... + 13030684.

It is an arithmetic number, because the mean of its divisors is an integer number (325482343740).

Almost surely, 210021221213010 is an apocalyptic number.

10021221213010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10021221213010 is an abundant number, since it is smaller than the sum of its proper divisors (10809648786350).

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

10021221213010 is a wasteful number, since it uses less digits than its factorization.

10021221213010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795091.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 10021221213010 its reverse (1031212212001), we get a palindrome (11052433425011).

The spelling of 10021221213010 in words is "ten trillion, twenty-one billion, two hundred twenty-one million, two hundred thirteen thousand, ten".

Divisors: 1 2 5 7 10 14 35 70 101 202 505 707 1010 1414 1787 3535 3574 7070 8935 12509 17870 25018 62545 125090 180487 360974 793189 902435 1263409 1586378 1804870 2526818 3965945 5552323 6317045 7931890 11104646 12634090 27761615 55523230 80112089 160224178 400560445 560784623 801120890 1121569246 1417428743 2803923115 2834857486 5607846230 7087143715 9922001201 14174287430 19844002402 49610006005 99220012010 143160303043 286320606086 715801515215 1002122121301 1431603030430 2004244242602 5010610606505 10021221213010