20022221211022 has 8 divisors (see below), whose sum is σ = 30046964747256. Its totient is φ = 10006566295272.

The previous prime is 20022221211019. The next prime is 20022221211101. The reversal of 20022221211022 is 22011212222002.

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, 2272149613 + ... + 2272158424.

It is an arithmetic number, because the mean of its divisors is an integer number (3755870593407).

Almost surely, 2^{20022221211022} is an apocalyptic number.

20022221211022 is a deficient number, since it is larger than the sum of its proper divisors (10024743536234).

20022221211022 is a wasteful number, since it uses less digits than its factorization.

20022221211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4544310242.

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

Adding to 20022221211022 its reverse (22011212222002), we get a palindrome (42033433433024).

The spelling of 20022221211022 in words is "twenty trillion, twenty-two billion, two hundred twenty-one million, two hundred eleven thousand, twenty-two".