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11022111220201 = 39727763504333
BaseRepresentation
bin1010000001100100100100…
…0001100010000111101001
31110000200222212211001012221
42200121021001202013221
52421041240433021301
635235253223434041
72215215122355214
oct240311101420751
943020885731187
1011022111220201
11356a4a648aa14
1212a01aa8b5921
1361c4c43178c3
142a1689dc877b
15141a9c956da1
hexa06490621e9

11022111220201 has 4 divisors (see below), whose sum is σ = 11049874724932. Its totient is φ = 10994347715472.

The previous prime is 11022111220199. The next prime is 11022111220229. The reversal of 11022111220201 is 10202211122011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8377991314576 + 2644119905625 = 2894476^2 + 1626075^2 .

It is a cyclic number.

It is not a de Polignac number, because 11022111220201 - 21 = 11022111220199 is a prime.

It is a super-2 number, since 2×110221112202012 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11022111220801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13881751770 + ... + 13881752563.

It is an arithmetic number, because the mean of its divisors is an integer number (2762468681233).

Almost surely, 211022111220201 is an apocalyptic number.

It is an amenable number.

11022111220201 is a deficient number, since it is larger than the sum of its proper divisors (27763504731).

11022111220201 is an equidigital number, since it uses as much as digits as its factorization.

11022111220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27763504730.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11022111220201 its reverse (10202211122011), we get a palindrome (21224322342212).

The spelling of 11022111220201 in words is "eleven trillion, twenty-two billion, one hundred eleven million, two hundred twenty thousand, two hundred one".

Divisors: 1 397 27763504333 11022111220201