22001402421224 has 16 divisors (see below), whose sum is σ = 41253775636320. Its totient is φ = 11000395584880.

The previous prime is 22001402421151. The next prime is 22001402421239. The reversal of 22001402421224 is 42212420410022.

It is a junction number, because it is equal to n+sod(n) for n = 22001402421193 and 22001402421202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37897124 + ... + 38473299.

It is an arithmetic number, because the mean of its divisors is an integer number (2578360977270).

Almost surely, 2^{22001402421224} is an apocalyptic number.

It is an amenable number.

22001402421224 is a deficient number, since it is larger than the sum of its proper divisors (19252373215096).

22001402421224 is a wasteful number, since it uses less digits than its factorization.

22001402421224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76406440 (or 76406436 counting only the distinct ones).

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

Adding to 22001402421224 its reverse (42212420410022), we get a palindrome (64213822831246).

The spelling of 22001402421224 in words is "twenty-two trillion, one billion, four hundred two million, four hundred twenty-one thousand, two hundred twenty-four".