20102000120200 has 24 divisors (see below), whose sum is σ = 46737150279930. Its totient is φ = 8040800048000.

The previous prime is 20102000120183. The next prime is 20102000120249. The reversal of 20102000120200 is 202100020102.

It can be written as a sum of positive squares in 3 ways, for example, as 19656152792676 + 445847327524 = 4433526^2 + 667718^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50255000101 + ... + 50255000500.

Almost surely, 2^{20102000120200} is an apocalyptic number.

20102000120200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20102000120200 is an abundant number, since it is smaller than the sum of its proper divisors (26635150159730).

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

20102000120200 is a wasteful number, since it uses less digits than its factorization.

20102000120200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100510000617 (or 100510000608 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20102000120200 its reverse (202100020102), we get a palindrome (20304100140302).

The spelling of 20102000120200 in words is "twenty trillion, one hundred two billion, one hundred twenty thousand, two hundred".