11112122033 has 4 divisors (see below), whose sum is σ = 11118829860. Its totient is φ = 11105414208.

The previous prime is 11112121973. The next prime is 11112122057. The reversal of 11112122033 is 33022121111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4762104064 + 6350017969 = 69008^2 + 79687^2 .

It is a cyclic number.

It is not a de Polignac number, because 11112122033 - 2²² = 11107927729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11112124033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3351428 + ... + 3354741.

It is an arithmetic number, because the mean of its divisors is an integer number (2779707465).

Almost surely, 2^11112122033 is an apocalyptic number.

It is an amenable number.

11112122033 is a deficient number, since it is larger than the sum of its proper divisors (6707827).

11112122033 is an equidigital number, since it uses as much as digits as its factorization.

11112122033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6707826.

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

Adding to 11112122033 its reverse (33022121111), we get a palindrome (44134243144).

The spelling of 11112122033 in words is "eleven billion, one hundred twelve million, one hundred twenty-two thousand, thirty-three".