20102204120000 has 140 divisors (see below), whose sum is σ = 50477914771680. Its totient is φ = 7939097088000.

The previous prime is 20102204119999. The next prime is 20102204120077. The reversal of 20102204120000 is 2140220102.

It is a super-2 number, since 2×20102204120000² (a number of 27 digits) contains 22 as substring.

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 19 ways as a sum of consecutive naturals, for example, 20729 + ... + 6340728.

Almost surely, 2^{20102204120000} is an apocalyptic number.

20102204120000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20102204120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25238957385840).

20102204120000 is an abundant number, since it is smaller than the sum of its proper divisors (30375710651680).

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

20102204120000 is an frugal number, since it uses more digits than its factorization.

20102204120000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6361568 (or 6361543 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20102204120000 its reverse (2140220102), we get a palindrome (20104344340102).

The spelling of 20102204120000 in words is "twenty trillion, one hundred two billion, two hundred four million, one hundred twenty thousand".