22022220242442 has 32 divisors (see below), whose sum is σ = 50336824983552. Its totient is φ = 6292022729904.

The previous prime is 22022220242413. The next prime is 22022220242459. The reversal of 22022220242442 is 24424202222022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5321623 + ... + 8506709.

It is an arithmetic number, because the mean of its divisors is an integer number (1573025780736).

Almost surely, 2^{22022220242442} is an apocalyptic number.

22022220242442 is an abundant number, since it is smaller than the sum of its proper divisors (28314604741110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22022220242442 is a wasteful number, since it uses less digits than its factorization.

22022220242442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3349722.

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 22022220242442 its reverse (24424202222022), we get a palindrome (46446422464464).

The spelling of 22022220242442 in words is "twenty-two trillion, twenty-two billion, two hundred twenty million, two hundred forty-two thousand, four hundred forty-two".