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200011002212 = 22721562965293
BaseRepresentation
bin1011101001000110010…
…1011011000101100100
3201010021002222122200202
42322101211123011210
511234110304032322
6231514521530032
720310313316300
oct2722145330544
9633232878622
10200011002212
1177907aa633a
123291b343918
1315b266a1c68
149975746d00
1553093e9292
hex2e9195b164

200011002212 has 36 divisors (see below), whose sum is σ = 407197542780. Its totient is φ = 85712203584.

The previous prime is 200011002193. The next prime is 200011002223. The reversal of 200011002212 is 212200110002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 171309898816 + 28701103396 = 413896^2 + 169414^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200011002193 and 200011002202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3030638 + ... + 3095930.

It is an arithmetic number, because the mean of its divisors is an integer number (11311042855).

Almost surely, 2200011002212 is an apocalyptic number.

It is an amenable number.

200011002212 is an abundant number, since it is smaller than the sum of its proper divisors (207186540568).

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

200011002212 is a wasteful number, since it uses less digits than its factorization.

200011002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80940 (or 80931 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200011002212 its reverse (212200110002), we get a palindrome (412211112214).

The spelling of 200011002212 in words is "two hundred billion, eleven million, two thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 49 98 196 15629 31258 62516 65293 109403 130586 218806 261172 437612 457051 765821 914102 1531642 1828204 3063284 3199357 6398714 12797428 1020464297 2040928594 4081857188 7143250079 14286500158 28573000316 50002750553 100005501106 200011002212