2221100120011 has 2 divisors, whose sum is σ = 2221100120012. Its totient is φ = 2221100120010.

The previous prime is 2221100119969. The next prime is 2221100120027. The reversal of 2221100120011 is 1100210011222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2221100120011 - 2⁷ = 2221100119883 is a prime.

It is a super-2 number, since 2×2221100120011² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2221100119973 and 2221100120000.

It is not a weakly prime, because it can be changed into another prime (2221100124011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110550060005 + 1110550060006.

It is an arithmetic number, because the mean of its divisors is an integer number (1110550060006).

Almost surely, 2^{2221100120011} is an apocalyptic number.

2221100120011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221100120011 is an equidigital number, since it uses as much as digits as its factorization.

2221100120011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2221100120011 its reverse (1100210011222), we get a palindrome (3321310131233).

The spelling of 2221100120011 in words is "two trillion, two hundred twenty-one billion, one hundred million, one hundred twenty thousand, eleven".