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11020212111211 = 88370123177979
BaseRepresentation
bin1010000001011101011111…
…0101000000011101101011
31110000112002112022022102221
42200113113311000131223
52421023343300024321
635234340543134511
72215120062246262
oct240272765003553
943015075268387
1011020212111211
113569711493256
12129b95a8a4437
1361c280a36784
142a1549ab35d9
151419dad72e41
hexa05d7d4076b

11020212111211 has 8 divisors (see below), whose sum is σ = 11032911855680. Its totient is φ = 11007512864712.

The previous prime is 11020212111187. The next prime is 11020212111221. The reversal of 11020212111211 is 11211121202011.

11020212111211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11020212111211 - 215 = 11020212078443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020212111221) 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, 61829620 + ... + 62007598.

It is an arithmetic number, because the mean of its divisors is an integer number (1379113981960).

Almost surely, 211020212111211 is an apocalyptic number.

11020212111211 is a deficient number, since it is larger than the sum of its proper divisors (12699744469).

11020212111211 is an equidigital number, since it uses as much as digits as its factorization.

11020212111211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248985.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 11020212111211 its reverse (11211121202011), we get a palindrome (22231333313222).

The spelling of 11020212111211 in words is "eleven trillion, twenty billion, two hundred twelve million, one hundred eleven thousand, two hundred eleven".

Divisors: 1 883 70123 177979 61918609 157155457 12480421417 11020212111211