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20202200121000 = 23353172317222677
BaseRepresentation
bin1001001011111101100001…
…11101100011111010101000
32122112022102001122220210010
410211332300331203322220
510121443101212333000
6110544432420251520
74153363231500552
oct445766075437250
978468361586703
1020202200121000
116489783330757
1223233a3b40ba0
13b370a0377651
144dbb1260c4d2
1525078b54cd50
hex125fb0f63ea8

20202200121000 has 256 divisors, whose sum is σ = 69640242946560. Its totient is φ = 4849905561600.

The previous prime is 20202200120953. The next prime is 20202200121029. The reversal of 20202200121000 is 12100220202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7438339 + ... + 9784338.

It is an arithmetic number, because the mean of its divisors is an integer number (272032199010).

Almost surely, 220202200121000 is an apocalyptic number.

20202200121000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20202200121000 is an abundant number, since it is smaller than the sum of its proper divisors (49438042825560).

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

20202200121000 is a wasteful number, since it uses less digits than its factorization.

20202200121000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17222741 (or 17222727 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20202200121000 its reverse (12100220202), we get a palindrome (20214300341202).

The spelling of 20202200121000 in words is "twenty trillion, two hundred two billion, two hundred million, one hundred twenty-one thousand".