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202000001212 = 22101500000003
BaseRepresentation
bin1011110000100000100…
…0110110100010111100
3201022101201122021101101
42330020020312202330
511302144000014322
6232444133022444
720410514452222
oct2741010664274
9638351567341
10202000001212
1178738809769
1233195484a24
1316082796c49
149ac397ab12
1553c3d37327
hex2f082368bc

202000001212 has 12 divisors (see below), whose sum is σ = 357000002856. Its totient is φ = 100000000400.

The previous prime is 202000001179. The next prime is 202000001243. The reversal of 202000001212 is 212100000202.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 249999598 + ... + 250000405.

It is an arithmetic number, because the mean of its divisors is an integer number (29750000238).

Almost surely, 2202000001212 is an apocalyptic number.

It is an amenable number.

202000001212 is a deficient number, since it is larger than the sum of its proper divisors (155000001644).

202000001212 is a wasteful number, since it uses less digits than its factorization.

202000001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500000108 (or 500000106 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 202000001212 its reverse (212100000202), we get a palindrome (414100001414).

The spelling of 202000001212 in words is "two hundred two billion, one thousand, two hundred twelve".

Divisors: 1 2 4 101 202 404 500000003 1000000006 2000000012 50500000303 101000000606 202000001212