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2201211112211 is a prime number
BaseRepresentation
bin100000000010000010011…
…010000000101100010011
321210102201012001102002022
4200002002122000230103
5242031040021042321
64403120013242055
7315014030511326
oct40020232005423
97712635042068
102201211112211
1177958a318571
122b673919332b
1312c75b768897
14787797547bd
153c3d2934dab
hex20082680b13

2201211112211 has 2 divisors, whose sum is σ = 2201211112212. Its totient is φ = 2201211112210.

The previous prime is 2201211112193. The next prime is 2201211112223. The reversal of 2201211112211 is 1122111121022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2201211112211 - 214 = 2201211095827 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2201211112211.

It is not a weakly prime, because it can be changed into another prime (2201211192211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100605556105 + 1100605556106.

It is an arithmetic number, because the mean of its divisors is an integer number (1100605556106).

Almost surely, 22201211112211 is an apocalyptic number.

2201211112211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201211112211 is an equidigital number, since it uses as much as digits as its factorization.

2201211112211 is an evil number, because the sum of its binary digits is even.

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

Adding to 2201211112211 its reverse (1122111121022), we get a palindrome (3323322233233).

The spelling of 2201211112211 in words is "two trillion, two hundred one billion, two hundred eleven million, one hundred twelve thousand, two hundred eleven".