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121000020229973 = 1917893335591099
BaseRepresentation
bin11011100000110010000011…
…001110010011111101010101
3120212102111012110021020201202
4123200302003032103331111
5111324431020134324343
61105202350353002245
734325651204660543
oct3340620316237525
9525374173236652
10121000020229973
1135610902a57195
12116a2745b53385
1352693399594c1
1421c460a060d93
15dec74ca65db8
hex6e0c83393f55

121000020229973 has 8 divisors (see below), whose sum is σ = 127369157748000. Its totient is φ = 114630954252048.

The previous prime is 121000020229909. The next prime is 121000020230017. The reversal of 121000020229973 is 379922020000121.

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

It is a cyclic number.

It is not a de Polignac number, because 121000020229973 - 26 = 121000020229909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121000020229373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14395823 + ... + 21195276.

It is an arithmetic number, because the mean of its divisors is an integer number (15921144718500).

Almost surely, 2121000020229973 is an apocalyptic number.

It is an amenable number.

121000020229973 is a deficient number, since it is larger than the sum of its proper divisors (6369137518027).

121000020229973 is a wasteful number, since it uses less digits than its factorization.

121000020229973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35770051.

The product of its (nonzero) digits is 27216, while the sum is 38.

The spelling of 121000020229973 in words is "one hundred twenty-one trillion, twenty million, two hundred twenty-nine thousand, nine hundred seventy-three".

Divisors: 1 19 178933 3399727 35591099 676230881 6368422117367 121000020229973