20022021120102 has 16 divisors (see below), whose sum is σ = 40218907056240. Its totient is φ = 6644862904032.

The previous prime is 20022021120083. The next prime is 20022021120103. The reversal of 20022021120102 is 20102112022002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022021120103) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7286032513 + ... + 7286035260.

It is an arithmetic number, because the mean of its divisors is an integer number (2513681691015).

Almost surely, 2^{20022021120102} is an apocalyptic number.

20022021120102 is an abundant number, since it is smaller than the sum of its proper divisors (20196885936138).

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

20022021120102 is a wasteful number, since it uses less digits than its factorization.

20022021120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14572068007.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20022021120102 its reverse (20102112022002), we get a palindrome (40124133142104).

The spelling of 20022021120102 in words is "twenty trillion, twenty-two billion, twenty-one million, one hundred twenty thousand, one hundred two".