22402241221242 has 16 divisors (see below), whose sum is σ = 44830884632832. Its totient is φ = 7463013375360.

The previous prime is 22402241221229. The next prime is 22402241221333. The reversal of 22402241221242 is 24212214220422.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1100080234 + ... + 1100100597.

It is an arithmetic number, because the mean of its divisors is an integer number (2801930289552).

Almost surely, 2^{22402241221242} is an apocalyptic number.

22402241221242 is an abundant number, since it is smaller than the sum of its proper divisors (22428643411590).

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

22402241221242 is a wasteful number, since it uses less digits than its factorization.

22402241221242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2200182533.

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 22402241221242 its reverse (24212214220422), we get a palindrome (46614455441664).

The spelling of 22402241221242 in words is "twenty-two trillion, four hundred two billion, two hundred forty-one million, two hundred twenty-one thousand, two hundred forty-two".