22220011005 has 32 divisors (see below), whose sum is σ = 37514638080. Its totient is φ = 11208046080.

The previous prime is 22220011003. The next prime is 22220011057. The reversal of 22220011005 is 50011002222.

It is not a de Polignac number, because 22220011005 - 2¹ = 22220011003 is a prime.

It is a super-2 number, since 2×22220011005² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22220011003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 331126 + ... + 392535.

It is an arithmetic number, because the mean of its divisors is an integer number (1172332440).

Almost surely, 2^22220011005 is an apocalyptic number.

It is an amenable number.

22220011005 is a deficient number, since it is larger than the sum of its proper divisors (15294627075).

22220011005 is a wasteful number, since it uses less digits than its factorization.

22220011005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723781.

The product of its (nonzero) digits is 80, while the sum is 15.

Adding to 22220011005 its reverse (50011002222), we get a palindrome (72231013227).

The spelling of 22220011005 in words is "twenty-two billion, two hundred twenty million, eleven thousand, five".