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20011102002212 = 227737066791583
BaseRepresentation
bin1001000110011001100101…
…01000000101110000100100
32121212001011002211122121212
410203030302220011300210
510110330214103032322
6110320550124330552
74133516522336156
oct443146250056044
977761132748555
1020011102002212
11641572a434682
1222b23516a3a58
13b220673a3309
144d27848c0ad6
1524a8048730e2
hex123332a05c24

20011102002212 has 24 divisors (see below), whose sum is σ = 35065610850816. Its totient is φ = 9992356696928.

The previous prime is 20011102002209. The next prime is 20011102002239. The reversal of 20011102002212 is 21220020111002.

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, 218456573 + ... + 218548155.

It is an arithmetic number, because the mean of its divisors is an integer number (1461067118784).

Almost surely, 220011102002212 is an apocalyptic number.

It is an amenable number.

20011102002212 is a deficient number, since it is larger than the sum of its proper divisors (15054508848604).

20011102002212 is a wasteful number, since it uses less digits than its factorization.

20011102002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163027 (or 163025 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20011102002212 its reverse (21220020111002), we get a palindrome (41231122113214).

The spelling of 20011102002212 in words is "twenty trillion, eleven billion, one hundred two million, two thousand, two hundred twelve".

Divisors: 1 2 4 773 1546 3092 70667 91583 141334 183166 282668 366332 54625591 70793659 109251182 141587318 218502364 283174636 6471895861 12943791722 25887583444 5002775500553 10005551001106 20011102002212