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2122010202212 = 22739717865427
BaseRepresentation
bin11110111000010001101…
…010100001000001100100
321111212021112120022111022
4132320101222201001210
5234231334102432322
64302501003030312
7306211251053225
oct36702152410144
97455245508438
102122010202212
11748a3749064a
122a3314b0b398
131251490586b4
14749c4b8924c
153a2e96ad942
hex1ee11aa1064

2122010202212 has 12 divisors (see below), whose sum is σ = 3718542917040. Its totient is φ = 1059569368776.

The previous prime is 2122010202209. The next prime is 2122010202223. The reversal of 2122010202212 is 2122020102212.

It is a happy 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 3 ways as a sum of consecutive naturals, for example, 358929758 + ... + 358935669.

It is an arithmetic number, because the mean of its divisors is an integer number (309878576420).

Almost surely, 22122010202212 is an apocalyptic number.

It is an amenable number.

2122010202212 is a deficient number, since it is larger than the sum of its proper divisors (1596532714828).

2122010202212 is a wasteful number, since it uses less digits than its factorization.

2122010202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717866170 (or 717866168 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2122010202212 its reverse (2122020102212), we get a palindrome (4244030304424).

The spelling of 2122010202212 in words is "two trillion, one hundred twenty-two billion, ten million, two hundred two thousand, two hundred twelve".

Divisors: 1 2 4 739 1478 2956 717865427 1435730854 2871461708 530502550553 1061005101106 2122010202212