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200032221120 = 26351312516337
BaseRepresentation
bin1011101001001011011…
…0010111011111000000
3201010022120220200120020
42322102312113133000
511234131222033440
6231521000413440
720310661553064
oct2722266273700
9633276820506
10200032221120
1177918a79426
1232926477280
1315b2abc1124
1499784abaa4
15530b1db3d0
hex2e92d977c0

200032221120 has 224 divisors, whose sum is σ = 642601403136. Its totient is φ = 52715520000.

The previous prime is 200032221091. The next prime is 200032221127. The reversal of 200032221120 is 21122230002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 200032221120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200032221127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31562592 + ... + 31568928.

It is an arithmetic number, because the mean of its divisors is an integer number (2868756264).

Almost surely, 2200032221120 is an apocalyptic number.

200032221120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200032221120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (321300701568).

200032221120 is an abundant number, since it is smaller than the sum of its proper divisors (442569182016).

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

200032221120 is a wasteful number, since it uses less digits than its factorization.

200032221120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6739 (or 6729 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 200032221120 its reverse (21122230002), we get a palindrome (221154451122).

The spelling of 200032221120 in words is "two hundred billion, thirty-two million, two hundred twenty-one thousand, one hundred twenty".