20206201100 has 36 divisors (see below), whose sum is σ = 43874759544. Its totient is φ = 8077447680.

The previous prime is 20206201087. The next prime is 20206201117. The reversal of 20206201100 is 110260202.

It is a super-3 number, since 3×20206201100³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100604 + ... + 224796.

Almost surely, 2^20206201100 is an apocalyptic number.

20206201100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20206201100 is an abundant number, since it is smaller than the sum of its proper divisors (23668558444).

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

20206201100 is a wasteful number, since it uses less digits than its factorization.

20206201100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125834 (or 125827 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20206201100 its reverse (110260202), we get a palindrome (20316461302).

The spelling of 20206201100 in words is "twenty billion, two hundred six million, two hundred one thousand, one hundred".