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10000102212121 = 719225311563533
BaseRepresentation
bin1001000110000101010010…
…0010100100001000011001
31022102000000022120011111111
42101201110202210020121
52302320202131241441
633133552235500321
72051324566211650
oct221412442441031
938360008504444
1010000102212121
113206023aa654a
121156105bb76a1
1357700c394b78
14268016938197
151251d3dd3081
hex918548a4219

10000102212121 has 24 divisors (see below), whose sum is σ = 12066629932224. Its totient is φ = 8117170189920.

The previous prime is 10000102212119. The next prime is 10000102212151. The reversal of 10000102212121 is 12121220100001.

It is not a de Polignac number, because 10000102212121 - 21 = 10000102212119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10000102212151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5614071 + ... + 7177603.

It is an arithmetic number, because the mean of its divisors is an integer number (502776247176).

Almost surely, 210000102212121 is an apocalyptic number.

It is an amenable number.

10000102212121 is a deficient number, since it is larger than the sum of its proper divisors (2066527720103).

10000102212121 is a wasteful number, since it uses less digits than its factorization.

10000102212121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1566109 (or 1566090 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10000102212121 its reverse (12121220100001), we get a palindrome (22121322312122).

The spelling of 10000102212121 in words is "ten trillion, one hundred two million, two hundred twelve thousand, one hundred twenty-one".

Divisors: 1 7 19 133 361 2527 2531 17717 48089 336623 913691 1563533 6395837 10944731 29707127 207949889 564435413 3951047891 3957302023 27701114161 75188738437 526321169059 1428586030303 10000102212121