11122311333 has 128 divisors (see below), whose sum is σ = 19243929600. Its totient is φ = 5570353152.

The previous prime is 11122311311. The next prime is 11122311337. The reversal of 11122311333 is 33311322111.

It is a happy number.

It is not a de Polignac number, because 11122311333 - 2¹⁴ = 11122294949 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122311337) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 35534385 + ... + 35534697.

It is an arithmetic number, because the mean of its divisors is an integer number (150343200).

Almost surely, 2^11122311333 is an apocalyptic number.

It is an amenable number.

11122311333 is a deficient number, since it is larger than the sum of its proper divisors (8121618267).

11122311333 is a wasteful number, since it uses less digits than its factorization.

11122311333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491.

The product of its digits is 324, while the sum is 21.

Adding to 11122311333 its reverse (33311322111), we get a palindrome (44433633444).

The spelling of 11122311333 in words is "eleven billion, one hundred twenty-two million, three hundred eleven thousand, three hundred thirty-three".