1022222110022 has 4 divisors (see below), whose sum is σ = 1533333165036. Its totient is φ = 511111055010.

The previous prime is 1022222110009. The next prime is 1022222110031. The reversal of 1022222110022 is 2200112222201.

It is a happy number.

It is a semiprime because it is the product of two 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 as a sum of consecutive naturals, namely, 255555527504 + ... + 255555527507.

It is an arithmetic number, because the mean of its divisors is an integer number (383333291259).

Almost surely, 2^{1022222110022} is an apocalyptic number.

1022222110022 is a deficient number, since it is larger than the sum of its proper divisors (511111055014).

1022222110022 is an equidigital number, since it uses as much as digits as its factorization.

1022222110022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511111055013.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1022222110022 its reverse (2200112222201), we get a palindrome (3222334332223).

The spelling of 1022222110022 in words is "one trillion, twenty-two billion, two hundred twenty-two million, one hundred ten thousand, twenty-two".