22003121033 has 2 divisors, whose sum is σ = 22003121034. Its totient is φ = 22003121032.

The previous prime is 22003120999. The next prime is 22003121047. The reversal of 22003121033 is 33012130022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19563057424 + 2440063609 = 139868^2 + 49397^2 .

It is a cyclic number.

It is not a de Polignac number, because 22003121033 - 2¹⁶ = 22003055497 is a prime.

It is not a weakly prime, because it can be changed into another prime (22003171033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11001560516 + 11001560517.

It is an arithmetic number, because the mean of its divisors is an integer number (11001560517).

Almost surely, 2^22003121033 is an apocalyptic number.

It is an amenable number.

22003121033 is a deficient number, since it is larger than the sum of its proper divisors (1).

22003121033 is an equidigital number, since it uses as much as digits as its factorization.

22003121033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 22003121033 its reverse (33012130022), we get a palindrome (55015251055).

The spelling of 22003121033 in words is "twenty-two billion, three million, one hundred twenty-one thousand, thirty-three".