11212204533 has 16 divisors (see below), whose sum is σ = 15064654080. Its totient is φ = 7417322496.

The previous prime is 11212204517. The next prime is 11212204543. The reversal of 11212204533 is 33540221211.

It is not a de Polignac number, because 11212204533 - 2⁴ = 11212204517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11212204543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1693716 + ... + 1700322.

It is an arithmetic number, because the mean of its divisors is an integer number (941540880).

Almost surely, 2^11212204533 is an apocalyptic number.

It is an amenable number.

11212204533 is a deficient number, since it is larger than the sum of its proper divisors (3852449547).

11212204533 is a wasteful number, since it uses less digits than its factorization.

11212204533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10876.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 11212204533 its reverse (33540221211), we get a palindrome (44752425744).

The spelling of 11212204533 in words is "eleven billion, two hundred twelve million, two hundred four thousand, five hundred thirty-three".