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122421014143 = 1511601506393
BaseRepresentation
bin111001000000011011…
…1000110111001111111
3102200222201201212112221
41302000313012321333
54001204234423033
6132123415110211
711562464310451
oct1620067067177
9380881655487
10122421014143
1147a1151a95a
121b886672367
13b70c94cc0c
145cd4ab62d1
1532b77cd12d
hex1c80dc6e7f

122421014143 has 8 divisors (see below), whose sum is σ = 123308964576. Its totient is φ = 121534080000.

The previous prime is 122421014123. The next prime is 122421014161. The reversal of 122421014143 is 341410124221.

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 122421014143 - 217 = 122420883071 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 (122421014123) 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, 11446 + ... + 494947.

It is an arithmetic number, because the mean of its divisors is an integer number (15413620572).

Almost surely, 2122421014143 is an apocalyptic number.

122421014143 is a deficient number, since it is larger than the sum of its proper divisors (887950433).

122421014143 is a wasteful number, since it uses less digits than its factorization.

122421014143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508145.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 122421014143 its reverse (341410124221), we get a palindrome (463831138364).

The spelling of 122421014143 in words is "one hundred twenty-two billion, four hundred twenty-one million, fourteen thousand, one hundred forty-three".

Divisors: 1 151 1601 241751 506393 76465343 810735193 122421014143