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99021000011 = 419990123869
BaseRepresentation
bin101110000111000011…
…1001000110101001011
3100110120221110222201212
41130032013020311023
53110243334000021
6113253431403335
710103555420063
oct1341607106513
9313527428655
1099021000011
1138aa38559aa
1217235b2354b
139450a45bcb
144b1501c3a3
15289830585b
hex170e1c8d4b

99021000011 has 8 divisors (see below), whose sum is σ = 99271510800. Its totient is φ = 98770557600.

The previous prime is 99020999971. The next prime is 99021000059. The reversal of 99021000011 is 11000012099.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-99021000011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99021006011) 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, 4136585 + ... + 4160453.

It is an arithmetic number, because the mean of its divisors is an integer number (12408938850).

Almost surely, 299021000011 is an apocalyptic number.

99021000011 is a deficient number, since it is larger than the sum of its proper divisors (250510789).

99021000011 is a wasteful number, since it uses less digits than its factorization.

99021000011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34189.

The product of its (nonzero) digits is 162, while the sum is 23.

The spelling of 99021000011 in words is "ninety-nine billion, twenty-one million, eleven", and thus it is an aban number and an uban number.

Divisors: 1 419 9901 23869 4148519 10001111 236326969 99021000011