22050505051 has 4 divisors (see below), whose sum is σ = 22051210104. Its totient is φ = 22049800000.

The previous prime is 22050505021. The next prime is 22050505093. The reversal of 22050505051 is 15050505022.

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 22050505051 - 2¹¹ = 22050503003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22050505021) 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, 303325 + ... + 368926.

It is an arithmetic number, because the mean of its divisors is an integer number (5512802526).

Almost surely, 2^22050505051 is an apocalyptic number.

22050505051 is a deficient number, since it is larger than the sum of its proper divisors (705053).

22050505051 is an equidigital number, since it uses as much as digits as its factorization.

22050505051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705052.

The product of its (nonzero) digits is 2500, while the sum is 25.

The spelling of 22050505051 in words is "twenty-two billion, fifty million, five hundred five thousand, fifty-one".