20222021211022 has 4 divisors (see below), whose sum is σ = 30333031816536. Its totient is φ = 10111010605510.

The previous prime is 20222021210999. The next prime is 20222021211043. The reversal of 20222021211022 is 22011212022202.

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, 5055505302754 + ... + 5055505302757.

It is an arithmetic number, because the mean of its divisors is an integer number (7583257954134).

Almost surely, 2^{20222021211022} is an apocalyptic number.

20222021211022 is a deficient number, since it is larger than the sum of its proper divisors (10111010605514).

20222021211022 is a wasteful number, since it uses less digits than its factorization.

20222021211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10111010605513.

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

Adding to 20222021211022 its reverse (22011212022202), we get a palindrome (42233233233224).

The spelling of 20222021211022 in words is "twenty trillion, two hundred twenty-two billion, twenty-one million, two hundred eleven thousand, twenty-two".