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1220103142410 = 23561765915891
BaseRepresentation
bin10001110000010011110…
…100000111110000001010
311022122022002022120000110
4101300103310013300022
5124442232401024120
62332301352415150
7154102202410455
oct21602364076012
94278262276013
101220103142410
11430496463579
1217856a0a74b6
138b094466549
14430a63bc49c
1521b0ea2c2e0
hex11c13d07c0a

1220103142410 has 32 divisors (see below), whose sum is σ = 2932993530432. Its totient is φ = 324833505920.

The previous prime is 1220103142351. The next prime is 1220103142417. The reversal of 1220103142410 is 142413010221.

It is not an unprimeable number, because it can be changed into a prime (1220103142417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32939436 + ... + 32976455.

It is an arithmetic number, because the mean of its divisors is an integer number (91656047826).

Almost surely, 21220103142410 is an apocalyptic number.

1220103142410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220103142410 is an abundant number, since it is smaller than the sum of its proper divisors (1712890388022).

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

1220103142410 is a wasteful number, since it uses less digits than its factorization.

1220103142410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65916518.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1220103142410 its reverse (142413010221), we get a palindrome (1362516152631).

The spelling of 1220103142410 in words is "one trillion, two hundred twenty billion, one hundred three million, one hundred forty-two thousand, four hundred ten".

Divisors: 1 2 3 5 6 10 15 30 617 1234 1851 3085 3702 6170 9255 18510 65915891 131831782 197747673 329579455 395495346 659158910 988738365 1977476730 40670104747 81340209494 122010314241 203350523735 244020628482 406701047470 610051571205 1220103142410