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222021010010212 = 227611994991309039
BaseRepresentation
bin110010011110110101001011…
…011011110011000001100100
31002010010000000220222111222121
4302132311023123303001210
5213100043012030311322
62104111013254035324
764523326413103540
oct6236651333630144
91063100026874877
10222021010010212
1164819644090876
1220a991ab048b44
1396b665081518a
143cb7c34c0ca20
151aa042167aec7
hexc9ed4b6f3064

222021010010212 has 96 divisors (see below), whose sum is σ = 454498688000000. Its totient is φ = 92934995725440.

The previous prime is 222021010010159. The next prime is 222021010010231. The reversal of 222021010010212 is 212010010120222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 168951589 + ... + 170260627.

Almost surely, 2222021010010212 is an apocalyptic number.

It is an amenable number.

222021010010212 is an abundant number, since it is smaller than the sum of its proper divisors (232477677989788).

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

222021010010212 is a wasteful number, since it uses less digits than its factorization.

222021010010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309809 (or 1309807 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222021010010212 its reverse (212010010120222), we get a palindrome (434031020130434).

The spelling of 222021010010212 in words is "two hundred twenty-two trillion, twenty-one billion, ten million, ten thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 61 122 199 244 398 427 499 796 854 998 1393 1708 1996 2786 3493 5572 6986 12139 13972 24278 30439 48556 60878 84973 99301 121756 169946 198602 213073 339892 397204 426146 695107 852292 1309039 1390214 2618078 2780428 5236156 6057361 9163273 12114722 18326546 24229444 36653092 42401527 79851379 84803054 159702758 169606108 260498761 319405516 520997522 558959653 653210461 1041995044 1117919306 1306420922 1823491327 2235838612 2612841844 3646982654 4572473227 7293965308 9144946454 15890424421 18289892908 31780848842 39845838121 63561697684 79691676242 111232970947 129988881739 159383352484 222465941894 259977763478 278920866847 444931883788 519955526956 557841733694 909922172173 1115683467388 1819844344346 3639688688692 7929321786079 15858643572158 31717287144316 55505252502553 111010505005106 222021010010212