22246420019 has 4 divisors (see below), whose sum is σ = 23213655696. Its totient is φ = 21279184344.

The previous prime is 22246420003. The next prime is 22246420033. The reversal of 22246420019 is 91002464222.

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

It is not a de Polignac number, because 22246420019 - 2⁴ = 22246420003 is a prime.

It is a super-2 number, since 2×22246420019² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22246420039) 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, 483617804 + ... + 483617849.

It is an arithmetic number, because the mean of its divisors is an integer number (5803413924).

Almost surely, 2^22246420019 is an apocalyptic number.

22246420019 is a deficient number, since it is larger than the sum of its proper divisors (967235677).

22246420019 is an equidigital number, since it uses as much as digits as its factorization.

22246420019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967235676.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 22246420019 in words is "twenty-two billion, two hundred forty-six million, four hundred twenty thousand, nineteen".