22001222011022 has 8 divisors (see below), whose sum is σ = 33167671374000. Its totient is φ = 10945331553024.

The previous prime is 22001222010967. The next prime is 22001222011051. The reversal of 22001222011022 is 22011022210022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27639725747 + ... + 27639726542.

It is an arithmetic number, because the mean of its divisors is an integer number (4145958921750).

Almost surely, 2^{22001222011022} is an apocalyptic number.

22001222011022 is a deficient number, since it is larger than the sum of its proper divisors (11166449362978).

22001222011022 is a wasteful number, since it uses less digits than its factorization.

22001222011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55279452490.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22001222011022 its reverse (22011022210022), we get a palindrome (44012244221044).

The spelling of 22001222011022 in words is "twenty-two trillion, one billion, two hundred twenty-two million, eleven thousand, twenty-two".