11021133434 has 4 divisors (see below), whose sum is σ = 16531700154. Its totient is φ = 5510566716.

The previous prime is 11021133421. The next prime is 11021133449. The reversal of 11021133434 is 43433112011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43433112011 = 509 ⋅85330279.

It can be written as a sum of positive squares in only one way, i.e., 7575091225 + 3446042209 = 87035^2 + 58703^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2755283357 + ... + 2755283360.

Almost surely, 2^11021133434 is an apocalyptic number.

11021133434 is a deficient number, since it is larger than the sum of its proper divisors (5510566720).

11021133434 is an equidigital number, since it uses as much as digits as its factorization.

11021133434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5510566719.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 11021133434 its reverse (43433112011), we get a palindrome (54454245445).

The spelling of 11021133434 in words is "eleven billion, twenty-one million, one hundred thirty-three thousand, four hundred thirty-four".