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120042442203040 = 25575373271310211
BaseRepresentation
bin11011010010110110001111…
…001000000001111110100000
3120202000221112012021100012101
4123102312033020001332200
5111213233410200444130
61103150423040340144
734166531424023350
oct3322661710017640
9522027465240171
10120042442203040
113528179413a575
1211569043014654
1351c9c52453396
142190129b24b60
15dd28a574d1ca
hex6d2d8f201fa0

120042442203040 has 384 divisors, whose sum is σ = 334909846236672. Its totient is φ = 39809112145920.

The previous prime is 120042442203001. The next prime is 120042442203049. The reversal of 120042442203040 is 40302244240021.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (120042442203049) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11756183535 + ... + 11756193745.

It is an arithmetic number, because the mean of its divisors is an integer number (872161057908).

Almost surely, 2120042442203040 is an apocalyptic number.

120042442203040 is a gapful number since it is divisible by the number (10) 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 120042442203040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167454923118336).

120042442203040 is an abundant number, since it is smaller than the sum of its proper divisors (214867404033632).

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

120042442203040 is a wasteful number, since it uses less digits than its factorization.

120042442203040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13072 (or 13064 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 120042442203040 its reverse (40302244240021), we get a palindrome (160344686443061).

The spelling of 120042442203040 in words is "one hundred twenty trillion, forty-two billion, four hundred forty-two million, two hundred three thousand, forty".