1021222222022 has 8 divisors (see below), whose sum is σ = 1556945355072. Its totient is φ = 502240437000.

The previous prime is 1021222222003. The next prime is 1021222222037. The reversal of 1021222222022 is 2202222221201.

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 = 1021222221985 and 1021222222003.

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, 4185336854 + ... + 4185337097.

It is an arithmetic number, because the mean of its divisors is an integer number (194618169384).

Almost surely, 2^{1021222222022} is an apocalyptic number.

1021222222022 is a deficient number, since it is larger than the sum of its proper divisors (535723133050).

1021222222022 is an equidigital number, since it uses as much as digits as its factorization.

1021222222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8370674014.

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

Adding to 1021222222022 its reverse (2202222221201), we get a palindrome (3223444443223).

The spelling of 1021222222022 in words is "one trillion, twenty-one billion, two hundred twenty-two million, two hundred twenty-two thousand, twenty-two".