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10221112102211 = 23918148403897
BaseRepresentation
bin1001010010111100100111…
…0000011000110101000011
31100012010110212122212000022
42110233021300120311003
52314430314144232321
633423303012444055
72103310454244563
oct224571160306503
940163425585008
1010221112102211
11329082735507a
121190b0591962b
13591b0137c66a
142749c10a4da3
1512ad1baa9dab
hex94bc9c18d43

10221112102211 has 8 divisors (see below), whose sum is σ = 10666670194464. Its totient is φ = 9775650836160.

The previous prime is 10221112102199. The next prime is 10221112102217. The reversal of 10221112102211 is 11220121112201.

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 10221112102211 - 214 = 10221112085827 is a prime.

It is a super-2 number, since 2×102211121022112 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10221112102211.

It is not an unprimeable number, because it can be changed into a prime (10221112102217) 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, 23990786 + ... + 24413111.

It is an arithmetic number, because the mean of its divisors is an integer number (1333333774308).

Almost surely, 210221112102211 is an apocalyptic number.

10221112102211 is a deficient number, since it is larger than the sum of its proper divisors (445558092253).

10221112102211 is an equidigital number, since it uses as much as digits as its factorization.

10221112102211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48413101.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10221112102211 its reverse (11220121112201), we get a palindrome (21441233214412).

The spelling of 10221112102211 in words is "ten trillion, two hundred twenty-one billion, one hundred twelve million, one hundred two thousand, two hundred eleven".

Divisors: 1 23 9181 211163 48403897 1113289631 444396178357 10221112102211