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90122001011 = 757722312949
BaseRepresentation
bin101001111101110110…
…0001001101001110011
322121121202110000001022
41103323230021221303
52434032213013021
6105222415130055
76340210240430
oct1237354115163
9277552400038
1090122001011
113524757a279
121557181392b
138663199c23
14450d1b8b87
152526e2a1ab
hex14fbb09a73

90122001011 has 8 divisors (see below), whose sum is σ = 103175080800. Its totient is φ = 77113548288.

The previous prime is 90122000977. The next prime is 90122001029. The reversal of 90122001011 is 11010022109.

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

It is not a de Polignac number, because 90122001011 - 214 = 90121984627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90122001071) 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, 11152436 + ... + 11160513.

It is an arithmetic number, because the mean of its divisors is an integer number (12896885100).

Almost surely, 290122001011 is an apocalyptic number.

90122001011 is a deficient number, since it is larger than the sum of its proper divisors (13053079789).

90122001011 is a wasteful number, since it uses less digits than its factorization.

90122001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22313533.

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 90122001011 in words is "ninety billion, one hundred twenty-two million, one thousand, eleven".

Divisors: 1 7 577 4039 22312949 156190643 12874571573 90122001011