22002121221122 has 8 divisors (see below), whose sum is σ = 37717922093376. Its totient is φ = 9429480523332.

The previous prime is 22002121221079. The next prime is 22002121221127. The reversal of 22002121221122 is 22112212120022.

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

It is a junction number, because it is equal to n+sod(n) for n = 22002121221094 and 22002121221103.

It is not an unprimeable number, because it can be changed into a prime (22002121221127) 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, 785790043598 + ... + 785790043625.

It is an arithmetic number, because the mean of its divisors is an integer number (4714740261672).

Almost surely, 2^{22002121221122} is an apocalyptic number.

22002121221122 is a deficient number, since it is larger than the sum of its proper divisors (15715800872254).

22002121221122 is a wasteful number, since it uses less digits than its factorization.

22002121221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571580087232.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22002121221122 its reverse (22112212120022), we get a palindrome (44114333341144).

The spelling of 22002121221122 in words is "twenty-two trillion, two billion, one hundred twenty-one million, two hundred twenty-one thousand, one hundred twenty-two".