22001011221122 has 16 divisors (see below), whose sum is σ = 33708296655360. Its totient is φ = 10764976501248.

The previous prime is 22001011221097. The next prime is 22001011221227. The reversal of 22001011221122 is 22112211010022.

It is a self number, because there is not a number n which added to its sum of digits gives 22001011221122.

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, 15351722 + ... + 16723557.

It is an arithmetic number, because the mean of its divisors is an integer number (2106768540960).

Almost surely, 2^{22001011221122} is an apocalyptic number.

22001011221122 is a deficient number, since it is larger than the sum of its proper divisors (11707285434238).

22001011221122 is a wasteful number, since it uses less digits than its factorization.

22001011221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32082625.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22001011221122 its reverse (22112211010022), we get a palindrome (44113222231144).

The spelling of 22001011221122 in words is "twenty-two trillion, one billion, eleven million, two hundred twenty-one thousand, one hundred twenty-two".