1022221212022 has 8 divisors (see below), whose sum is σ = 1533336113016. Its totient is φ = 511109174352.

The previous prime is 1022221211953. The next prime is 1022221212083. The reversal of 1022221212022 is 2202121222201.

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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 983538 + ... + 1735450.

It is an arithmetic number, because the mean of its divisors is an integer number (191667014127).

Almost surely, 2^{1022221212022} is an apocalyptic number.

1022221212022 is a deficient number, since it is larger than the sum of its proper divisors (511114900994).

1022221212022 is an equidigital number, since it uses as much as digits as its factorization.

1022221212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1431662.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1022221212022 its reverse (2202121222201), we get a palindrome (3224342434223).

The spelling of 1022221212022 in words is "one trillion, twenty-two billion, two hundred twenty-one million, two hundred twelve thousand, twenty-two".