22212422247547 has 8 divisors (see below), whose sum is σ = 26260991820000. Its totient is φ = 18382694273664.

The previous prime is 22212422247523. The next prime is 22212422247583. The reversal of 22212422247547 is 74574222421222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22212422247547 - 2⁷ = 22212422247419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22212422247497 and 22212422247506.

It is not an unprimeable number, because it can be changed into a prime (22212422248547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54710399422 + ... + 54710399827.

It is an arithmetic number, because the mean of its divisors is an integer number (3282623977500).

Almost surely, 2^{22212422247547} is an apocalyptic number.

22212422247547 is a deficient number, since it is larger than the sum of its proper divisors (4048569572453).

22212422247547 is a wasteful number, since it uses less digits than its factorization.

22212422247547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109420799285.

The product of its digits is 2007040, while the sum is 46.

Adding to 22212422247547 its reverse (74574222421222), we get a palindrome (96786644668769).

The spelling of 22212422247547 in words is "twenty-two trillion, two hundred twelve billion, four hundred twenty-two million, two hundred forty-seven thousand, five hundred forty-seven".