20111022222022 has 4 divisors (see below), whose sum is σ = 30166533333036. Its totient is φ = 10055511111010.

The previous prime is 20111022222017. The next prime is 20111022222041. The reversal of 20111022222022 is 22022222011102.

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 (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5027755555504 + ... + 5027755555507.

It is an arithmetic number, because the mean of its divisors is an integer number (7541633333259).

Almost surely, 2^{20111022222022} is an apocalyptic number.

20111022222022 is a deficient number, since it is larger than the sum of its proper divisors (10055511111014).

20111022222022 is a wasteful number, since it uses less digits than its factorization.

20111022222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055511111013.

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

Adding to 20111022222022 its reverse (22022222011102), we get a palindrome (42133244233124).

The spelling of 20111022222022 in words is "twenty trillion, one hundred eleven billion, twenty-two million, two hundred twenty-two thousand, twenty-two".