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20200201202112 = 263176188787133
BaseRepresentation
bin1001001011111001110011…
…10100010010100111000000
32122112010020202100022120020
410211330321310102213000
510121430003001431422
6110543502212413440
74153262550120651
oct445747164224700
978463222308506
1020200201202112
116488947a62378
122322b26617280
13b36b421bb3c9
144db9a2d55528
152506c0d0095c
hex125f39d129c0

20200201202112 has 56 divisors (see below), whose sum is σ = 56590269553296. Its totient is φ = 6337318023168.

The previous prime is 20200201201991. The next prime is 20200201202143. The reversal of 20200201202112 is 21120210200202.

It is a junction number, because it is equal to n+sod(n) for n = 20200201202091 and 20200201202100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3094390303 + ... + 3094396830.

Almost surely, 220200201202112 is an apocalyptic number.

It is an amenable number.

20200201202112 is an abundant number, since it is smaller than the sum of its proper divisors (36390068351184).

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

20200201202112 is a wasteful number, since it uses less digits than its factorization.

20200201202112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6188787165 (or 6188787155 counting only the distinct ones).

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

Adding to 20200201202112 its reverse (21120210200202), we get a palindrome (41320411402314).

The spelling of 20200201202112 in words is "twenty trillion, two hundred billion, two hundred one million, two hundred two thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 16 17 24 32 34 48 51 64 68 96 102 136 192 204 272 408 544 816 1088 1632 3264 6188787133 12377574266 18566361399 24755148532 37132722798 49510297064 74265445596 99020594128 105209381261 148530891192 198041188256 210418762522 297061782384 315628143783 396082376512 420837525044 594123564768 631256287566 841675050088 1188247129536 1262512575132 1683350100176 2525025150264 3366700200352 5050050300528 6733400400704 10100100601056 20200201202112