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200221111012 = 221341563166807
BaseRepresentation
bin1011101001111000011…
…0111011001011100100
3201010210202100021210011
42322132012323023210
511240023101023022
6231551425140004
720315444235346
oct2723606731344
9633722307704
10200221111012
1177a0566317a
123297978a604
1315b5b0884b0
1499955db296
15531ca9d977
hex2e9e1bb2e4

200221111012 has 48 divisors (see below), whose sum is σ = 387232094592. Its totient is φ = 89995173120.

The previous prime is 200221111003. The next prime is 200221111037. The reversal of 200221111012 is 210111122002.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 200221110983 and 200221111001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1116913 + ... + 1283719.

It is an arithmetic number, because the mean of its divisors is an integer number (8067335304).

Almost surely, 2200221111012 is an apocalyptic number.

It is an amenable number.

200221111012 is a deficient number, since it is larger than the sum of its proper divisors (187010983580).

200221111012 is a wasteful number, since it uses less digits than its factorization.

200221111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167428 (or 167426 counting only the distinct ones).

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

Adding to 200221111012 its reverse (210111122002), we get a palindrome (410332233014).

The spelling of 200221111012 in words is "two hundred billion, two hundred twenty-one million, one hundred eleven thousand, twelve".

Divisors: 1 2 4 13 26 41 52 82 164 533 563 1066 1126 2132 2252 7319 14638 23083 29276 46166 92332 166807 300079 333614 600158 667228 1200316 2168491 4336982 6839087 8673964 13678174 27356348 88908131 93912341 177816262 187824682 355632524 375649364 1220860433 2441720866 3850405981 4883441732 7700811962 15401623924 50055277753 100110555506 200221111012