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202200320020 = 22510110016001
BaseRepresentation
bin1011110001010000010…
…1000000100000010100
3201022220200120112010111
42330110011000200110
511303101240220040
6232520050332404
720415466235116
oct2742405004024
9638820515114
10202200320020
117883089a1a6
123323058a104
13160b513339a
149b024033b6
1553d6705dea
hex2f14140814

202200320020 has 12 divisors (see below), whose sum is σ = 424620672084. Its totient is φ = 80880128000.

The previous prime is 202200319999. The next prime is 202200320027. The reversal of 202200320020 is 20023002202.

202200320020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 33537329424 + 168662990596 = 183132^2 + 410686^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202200320027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5055007981 + ... + 5055008020.

It is an arithmetic number, because the mean of its divisors is an integer number (35385056007).

Almost surely, 2202200320020 is an apocalyptic number.

202200320020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202200320020 is an abundant number, since it is smaller than the sum of its proper divisors (222420352064).

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

202200320020 is a wasteful number, since it uses less digits than its factorization.

202200320020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10110016010 (or 10110016008 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

Adding to 202200320020 its reverse (20023002202), we get a palindrome (222223322222).

The spelling of 202200320020 in words is "two hundred two billion, two hundred million, three hundred twenty thousand, twenty".

Divisors: 1 2 4 5 10 20 10110016001 20220032002 40440064004 50550080005 101100160010 202200320020