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20102210000142 = 2330275911066123
BaseRepresentation
bin1001001001000011010010…
…00101100001010100001110
32122011202022120121111011120
410210201221011201110032
510113323311230001032
6110430454445101410
74143223334466324
oct444415105412416
978152276544146
1020102210000142
116450332532a36
122307b39557866
13b2a82691676a
144d6d489ddd14
1524cd8811562c
hex12486916150e

20102210000142 has 16 divisors (see below), whose sum is σ = 40204556426880. Its totient is φ = 6700713928952.

The previous prime is 20102210000123. The next prime is 20102210000153. The reversal of 20102210000142 is 24100001220102.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3716508 + ... + 7349615.

It is an arithmetic number, because the mean of its divisors is an integer number (2512784776680).

Almost surely, 220102210000142 is an apocalyptic number.

20102210000142 is an abundant number, since it is smaller than the sum of its proper divisors (20102346426738).

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

20102210000142 is a wasteful number, since it uses less digits than its factorization.

20102210000142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11368887.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20102210000142 its reverse (24100001220102), we get a palindrome (44202211220244).

The spelling of 20102210000142 in words is "twenty trillion, one hundred two billion, two hundred ten million, one hundred forty-two", and thus it is an aban number.

Divisors: 1 2 3 6 302759 605518 908277 1816554 11066123 22132246 33198369 66396738 3350368333357 6700736666714 10051105000071 20102210000142