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200121210202222 = 2200115000280101
BaseRepresentation
bin101101100000001001011001…
…101001010110100001101110
3222020120101211020000022102101
4231200021121221112201232
5202212241214302432342
61545342225332445314
760103165101116341
oct5540113151264156
9866511736008371
10200121210202222
1158845a240122a1
121a5409b847983a
13878847010032a
14375bcbd994458
15182092a3e83b7
hexb60259a5686e

200121210202222 has 8 divisors (see below), whose sum is σ = 300196816203672. Its totient is φ = 100055604801000.

The previous prime is 200121210202141. The next prime is 200121210202253. The reversal of 200121210202222 is 222202012121002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 200121210202222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2500100029 + ... + 2500180072.

It is an arithmetic number, because the mean of its divisors is an integer number (37524602025459).

Almost surely, 2200121210202222 is an apocalyptic number.

200121210202222 is a deficient number, since it is larger than the sum of its proper divisors (100075606001450).

200121210202222 is a wasteful number, since it uses less digits than its factorization.

200121210202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000300114.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 200121210202222 its reverse (222202012121002), we get a palindrome (422323222323224).

The spelling of 200121210202222 in words is "two hundred trillion, one hundred twenty-one billion, two hundred ten million, two hundred two thousand, two hundred twenty-two".

Divisors: 1 2 20011 40022 5000280101 10000560202 100060605101111 200121210202222