11222031033 has 10 divisors (see below), whose sum is σ = 16763774874. Its totient is φ = 7481353968.

The previous prime is 11222031001. The next prime is 11222031059. The reversal of 11222031033 is 33013022211.

It can be written as a sum of positive squares in only one way, i.e., 6085872144 + 5136158889 = 78012^2 + 71667^2 .

It is not a de Polignac number, because 11222031033 - 2⁵ = 11222031001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11222030997 and 11222031015.

It is not an unprimeable number, because it can be changed into a prime (11222031083) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 69271716 + ... + 69271877.

Almost surely, 2^11222031033 is an apocalyptic number.

It is an amenable number.

11222031033 is a deficient number, since it is larger than the sum of its proper divisors (5541743841).

11222031033 is an equidigital number, since it uses as much as digits as its factorization.

11222031033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138543605 (or 138543596 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11222031033 its reverse (33013022211), we get a palindrome (44235053244).

The spelling of 11222031033 in words is "eleven billion, two hundred twenty-two million, thirty-one thousand, thirty-three".