22011311033 has 2 divisors, whose sum is σ = 22011311034. Its totient is φ = 22011311032.

The previous prime is 22011310957. The next prime is 22011311039. The reversal of 22011311033 is 33011311022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17441956624 + 4569354409 = 132068^2 + 67597^2 .

It is a cyclic number.

It is not a de Polignac number, because 22011311033 - 2¹⁶ = 22011245497 is a prime.

It is not a weakly prime, because it can be changed into another prime (22011311039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005655516 + 11005655517.

It is an arithmetic number, because the mean of its divisors is an integer number (11005655517).

Almost surely, 2^22011311033 is an apocalyptic number.

It is an amenable number.

22011311033 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011311033 is an equidigital number, since it uses as much as digits as its factorization.

22011311033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 22011311033 its reverse (33011311022), we get a palindrome (55022622055).

The spelling of 22011311033 in words is "twenty-two billion, eleven million, three hundred eleven thousand, thirty-three".