1022222120222 has 8 divisors (see below), whose sum is σ = 1533484860672. Its totient is φ = 511060500000.

The previous prime is 1022222120219. The next prime is 1022222120233. The reversal of 1022222120222 is 2220212222201.

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

It is a super-2 number, since 2×1022222120222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1022222120194 and 1022222120203.

It is a congruent number.

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, 25254779 + ... + 25295222.

It is an arithmetic number, because the mean of its divisors is an integer number (191685607584).

Almost surely, 2^{1022222120222} is an apocalyptic number.

1022222120222 is a deficient number, since it is larger than the sum of its proper divisors (511262740450).

1022222120222 is a wasteful number, since it uses less digits than its factorization.

1022222120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50560114.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 1022222120222 its reverse (2220212222201), we get a palindrome (3242434342423).

The spelling of 1022222120222 in words is "one trillion, twenty-two billion, two hundred twenty-two million, one hundred twenty thousand, two hundred twenty-two".