20022111211102 has 128 divisors (see below), whose sum is σ = 40729637265408. Its totient is φ = 7128416880000.

The previous prime is 20022111211099. The next prime is 20022111211133. The reversal of 20022111211102 is 20111211122002.

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 in 63 ways as a sum of consecutive naturals, for example, 670360773 + ... + 670390639.

It is an arithmetic number, because the mean of its divisors is an integer number (318200291136).

Almost surely, 2^{20022111211102} is an apocalyptic number.

20022111211102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20022111211102 is an abundant number, since it is smaller than the sum of its proper divisors (20707526054306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20022111211102 is a wasteful number, since it uses less digits than its factorization.

20022111211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33254.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 20022111211102 its reverse (20111211122002), we get a palindrome (40133322333104).

The spelling of 20022111211102 in words is "twenty trillion, twenty-two billion, one hundred eleven million, two hundred eleven thousand, one hundred two".