22133121011 has 2 divisors, whose sum is σ = 22133121012. Its totient is φ = 22133121010.

The previous prime is 22133120987. The next prime is 22133121037. The reversal of 22133121011 is 11012133122.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22133121011 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (22133121211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11066560505 + 11066560506.

It is an arithmetic number, because the mean of its divisors is an integer number (11066560506).

Almost surely, 2^22133121011 is an apocalyptic number.

22133121011 is a deficient number, since it is larger than the sum of its proper divisors (1).

22133121011 is an equidigital number, since it uses as much as digits as its factorization.

22133121011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 22133121011 its reverse (11012133122), we get a palindrome (33145254133).

The spelling of 22133121011 in words is "twenty-two billion, one hundred thirty-three million, one hundred twenty-one thousand, eleven".