22011404242004 has 12 divisors (see below), whose sum is σ = 38521263347028. Its totient is φ = 11005329000000.

The previous prime is 22011404241989. The next prime is 22011404242007. The reversal of 22011404242004 is 40024240411022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12620256250000 + 9391147992004 = 3552500^2 + 3064498^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011404242007) 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, 93147497 + ... + 93383504.

It is an arithmetic number, because the mean of its divisors is an integer number (3210105278919).

Almost surely, 2^{22011404242004} is an apocalyptic number.

It is an amenable number.

22011404242004 is a deficient number, since it is larger than the sum of its proper divisors (16509859105024).

22011404242004 is a wasteful number, since it uses less digits than its factorization.

22011404242004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186560506 (or 186560504 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 22011404242004 its reverse (40024240411022), we get a palindrome (62035644653026).

The spelling of 22011404242004 in words is "twenty-two trillion, eleven billion, four hundred four million, two hundred forty-two thousand, four".