22001001013222 has 192 divisors, whose sum is σ = 44757762382080. Its totient is φ = 8008083014400.

The previous prime is 22001001013039. The next prime is 22001001013261. The reversal of 22001001013222 is 22231010010022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22001001013196 and 22001001013205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 101082072 + ... + 101299492.

It is an arithmetic number, because the mean of its divisors is an integer number (233113345740).

Almost surely, 2^{22001001013222} is an apocalyptic number.

22001001013222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22001001013222 is an abundant number, since it is smaller than the sum of its proper divisors (22756761368858).

22001001013222 is a wasteful number, since it uses less digits than its factorization.

22001001013222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217587 (or 217580 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22001001013222 its reverse (22231010010022), we get a palindrome (44232011023244).

The spelling of 22001001013222 in words is "twenty-two trillion, one billion, one million, thirteen thousand, two hundred twenty-two".