222221022012022 has 16 divisors (see below), whose sum is σ = 363806656671744. Its totient is φ = 100961706289000.

The previous prime is 222221022011981. The next prime is 222221022012037. The reversal of 222221022012022 is 220210220122222.

It is a super-2 number, since 2×222221022012022² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 222221022011984 and 222221022012002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2392411054 + ... + 2392503937.

It is an arithmetic number, because the mean of its divisors is an integer number (22737916041984).

Almost surely, 2^{222221022012022} is an apocalyptic number.

222221022012022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222221022012022 is a deficient number, since it is larger than the sum of its proper divisors (141585634659722).

222221022012022 is a wasteful number, since it uses less digits than its factorization.

222221022012022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4784917115.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 222221022012022 its reverse (220210220122222), we get a palindrome (442431242134244).

The spelling of 222221022012022 in words is "two hundred twenty-two trillion, two hundred twenty-one billion, twenty-two million, twelve thousand, twenty-two".