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10021012101210 = 23511477126933829
BaseRepresentation
bin1001000111010011001011…
…0111011101100001011010
31022110222222120012120221010
42101310302313131201122
52303141013044214320
633151331151154350
72052665010302505
oct221646267354132
938428876176833
1010021012101210
1132139840a1720
12115a1808159b6
13578c924193c6
1426903b9d213c
15125a09980ae0
hex91d32ddd85a

10021012101210 has 256 divisors, whose sum is σ = 27274276454400. Its totient is φ = 2335376870400.

The previous prime is 10021012101157. The next prime is 10021012101227. The reversal of 10021012101210 is 1210121012001.

10021012101210 is a modest number, since divided by 12101210 gives 100210 as remainder.

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 127 ways as a sum of consecutive naturals, for example, 296208576 + ... + 296242404.

It is an arithmetic number, because the mean of its divisors is an integer number (106540142400).

Almost surely, 210021012101210 is an apocalyptic number.

10021012101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10021012101210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13637138227200).

10021012101210 is an abundant number, since it is smaller than the sum of its proper divisors (17253264353190).

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

10021012101210 is a wasteful number, since it uses less digits than its factorization.

10021012101210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34237.

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

Adding to 10021012101210 its reverse (1210121012001), we get a palindrome (11231133113211).

The spelling of 10021012101210 in words is "ten trillion, twenty-one billion, twelve million, one hundred one thousand, two hundred ten".