22221003011 has 2 divisors, whose sum is σ = 22221003012. Its totient is φ = 22221003010.

The previous prime is 22221002977. The next prime is 22221003043. The reversal of 22221003011 is 11030012222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22221003011 - 2¹⁰ = 22221001987 is a prime.

It is a super-2 number, since 2×22221003011² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (22221003611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110501505 + 11110501506.

It is an arithmetic number, because the mean of its divisors is an integer number (11110501506).

Almost surely, 2^22221003011 is an apocalyptic number.

22221003011 is a deficient number, since it is larger than the sum of its proper divisors (1).

22221003011 is an equidigital number, since it uses as much as digits as its factorization.

22221003011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 22221003011 its reverse (11030012222), we get a palindrome (33251015233).

The spelling of 22221003011 in words is "twenty-two billion, two hundred twenty-one million, three thousand, eleven".