11442420233 has 2 divisors, whose sum is σ = 11442420234. Its totient is φ = 11442420232.

The previous prime is 11442420229. The next prime is 11442420247. The reversal of 11442420233 is 33202424411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10783368649 + 659051584 = 103843^2 + 25672^2 .

It is a cyclic number.

It is not a de Polignac number, because 11442420233 - 2² = 11442420229 is a prime.

It is not a weakly prime, because it can be changed into another prime (11442420133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5721210116 + 5721210117.

It is an arithmetic number, because the mean of its divisors is an integer number (5721210117).

Almost surely, 2^11442420233 is an apocalyptic number.

It is an amenable number.

11442420233 is a deficient number, since it is larger than the sum of its proper divisors (1).

11442420233 is an equidigital number, since it uses as much as digits as its factorization.

11442420233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 11442420233 its reverse (33202424411), we get a palindrome (44644844644).

The spelling of 11442420233 in words is "eleven billion, four hundred forty-two million, four hundred twenty thousand, two hundred thirty-three".