22011433051 has 4 divisors (see below), whose sum is σ = 22045141872. Its totient is φ = 21977724232.

The previous prime is 22011433049. The next prime is 22011433079. The reversal of 22011433051 is 15033411022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22011433051 - 2¹ = 22011433049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22011433091) 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, 16853431 + ... + 16854736.

It is an arithmetic number, because the mean of its divisors is an integer number (5511285468).

Almost surely, 2^22011433051 is an apocalyptic number.

22011433051 is a deficient number, since it is larger than the sum of its proper divisors (33708821).

22011433051 is an equidigital number, since it uses as much as digits as its factorization.

22011433051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33708820.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 22011433051 its reverse (15033411022), we get a palindrome (37044844073).

The spelling of 22011433051 in words is "twenty-two billion, eleven million, four hundred thirty-three thousand, fifty-one".